User contributions
From CanonBase
- 20:03, 30 April 2023 diff hist +415 patent for a light-collecting reflector by Joseph H Labrum (Q31196) Created claim: Field (P19): lighting and projection (Q7)
- 20:03, 30 April 2023 diff hist +772 patent for a light-collecting reflector by Joseph H Labrum (Q31196) Created claim: Type of information (P11): source (Q98)
- 20:03, 30 April 2023 diff hist +19 patent for a light-collecting reflector by Joseph H Labrum (Q31196) Changed [en] label: patent for a light-collecting reflector by Joseph H Labrum
- 20:03, 30 April 2023 diff hist +254 N patent for a light-collecting reflector by Joseph H Labrum (Q31196) Created a new Item: patent for a light-collecting reflector
- 20:02, 30 April 2023 diff hist +425 ellipsoidal reflector (Q31195) Created claim: is part of (P138): Ellipsoidal reflector spotlight (Q30007) current
- 20:01, 30 April 2023 diff hist +417 ellipsoidal reflector (Q31195) Created claim: Type of information (P11): equipment (Q50)
- 20:01, 30 April 2023 diff hist +236 N ellipsoidal reflector (Q31195) Created a new Item: ellipsoidal reflector
- 19:57, 30 April 2023 diff hist +348 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: Backup document (P74): US4210955.pdf current
- 19:57, 30 April 2023 diff hist 0 N File:US4210955.pdf current
- 19:56, 30 April 2023 diff hist +378 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: Copy available online (P37): https://patents.google.com/patent/US4210955
- 19:55, 30 April 2023 diff hist +421 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: mentions (P78): shutter (Q3155)
- 19:55, 30 April 2023 diff hist +423 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: author (P41): Joseph H Labrum (Q31193)
- 19:55, 30 April 2023 diff hist +512 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: Publication date (P40): 1 July 1980
- 19:54, 30 April 2023 diff hist +415 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: Field (P19): lighting and projection (Q7)
- 19:54, 30 April 2023 diff hist +772 Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created claim: Type of information (P11): source (Q98)
- 19:54, 30 April 2023 diff hist +291 N Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194) Created a new Item: Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum
- 19:52, 30 April 2023 diff hist +419 Joseph H Labrum (Q31193) Created claim: country of citizenship (P83): USA (Q694) current
- 19:51, 30 April 2023 diff hist +512 Joseph H Labrum (Q31193) Created claim: Date of death (P31): 8 November 2020
- 19:51, 30 April 2023 diff hist +512 Joseph H Labrum (Q31193) Created claim: date of birth (P30): 14 June 1942
- 19:51, 30 April 2023 diff hist +415 Joseph H Labrum (Q31193) Created claim: Field (P19): lighting and projection (Q7)
- 19:50, 30 April 2023 diff hist +417 Joseph H Labrum (Q31193) Created claim: Type of information (P11): Person (Q15)
- 19:50, 30 April 2023 diff hist +423 Joseph H Labrum (Q31193) Created claim: occupation (P32): inventor (Q30485)
- 19:50, 30 April 2023 diff hist +230 N Joseph H Labrum (Q31193) Created a new Item: Joseph H Labrum
- 19:20, 30 April 2023 diff hist +348 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: Backup document (P74): US4890208.pdf current
- 19:20, 30 April 2023 diff hist 0 N File:US4890208.pdf current
- 19:19, 30 April 2023 diff hist +378 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: Copy available online (P37): https://patents.google.com/patent/US4890208
- 19:19, 30 April 2023 diff hist +421 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: mentions (P78): moving mirror fixture (Q3314)
- 19:18, 30 April 2023 diff hist +512 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: Publication date (P40): 26 December 1989
- 19:18, 30 April 2023 diff hist +419 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: author (P41): George Izenour (Q260)
- 19:17, 30 April 2023 diff hist +415 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: Field (P19): lighting and projection (Q7)
- 19:17, 30 April 2023 diff hist +772 Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created claim: Type of information (P11): source (Q98)
- 19:17, 30 April 2023 diff hist +287 N Patent for a Stage lighting apparatus from George Izenour (update, 1989) (Q31192) Created a new Item: Patent for a Stage lighting apparatus from George Izenour (update, 1989)
- 19:14, 30 April 2023 diff hist +387 George Izenour (Q260) Created claim: Source URL (P64): https://patents.google.com/?inventor=George+C.+Izenour
- 19:13, 30 April 2023 diff hist +419 PanCan (Q31186) Created claim: Instance of (P1): moving mirror fixture (Q3314)
- 19:11, 30 April 2023 diff hist +512 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: Publication date (P40): 27 June 1989
- 19:10, 30 April 2023 diff hist +421 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: mentions (P78): moving mirror fixture (Q3314)
- 19:10, 30 April 2023 diff hist +348 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: Backup document (P74): US4843529.pdf
- 19:10, 30 April 2023 diff hist 0 N File:US4843529.pdf current
- 19:08, 30 April 2023 diff hist +419 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: author (P41): George Izenour (Q260)
- 19:07, 30 April 2023 diff hist +415 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: Field (P19): lighting and projection (Q7)
- 19:07, 30 April 2023 diff hist +772 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: Type of information (P11): source (Q98)
- 19:07, 30 April 2023 diff hist +382 Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created claim: Copy available online (P37): https://patents.google.com/patent/US4843529A/en
- 19:07, 30 April 2023 diff hist +491 N Patent for a Stage lighting apparatus from George Izenour, 1989 (Q31191) Created a new Item: Patent for a Stage lighting apparatus from George Izenour, A stage lighting unit including a beam former and beam redirector. The beam redirector allows for the remote control of beam over a large expanse of the stage.
- 19:05, 30 April 2023 diff hist +405 George Izenour (Q260) Created claim: occupation (P32): inventor (Q30485)
- 16:54, 30 April 2023 diff hist +421 ADB THM 5000 (Q31190) Created claim: Instance of (P1): Motorised fixture (Q31187) current
- 16:54, 30 April 2023 diff hist +407 ADB THM 2000 and 5000 technical description (Q31189) Created claim: mentions (P78): ADB THM 5000 (Q31190) current
- 16:53, 30 April 2023 diff hist +417 ADB THM 5000 (Q31190) Created claim: Manufacturer (P49): ADB (Q48)
- 16:53, 30 April 2023 diff hist +415 ADB THM 5000 (Q31190) Created claim: Field (P19): lighting and projection (Q7)
- 16:53, 30 April 2023 diff hist +776 ADB THM 5000 (Q31190) Created claim: Type of information (P11): equipment (Q50)
- 16:53, 30 April 2023 diff hist +227 N ADB THM 5000 (Q31190) Created a new Item: ADB THM 5000