Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum (Q31194)

From CanonBase
Revision as of 19:56, 30 April 2023 by ChrisVG (talk | contribs) (‎Created claim: Property:P37: https://patents.google.com/patent/US4210955)

No description defined

No description defined
Language Label Description Also known as
English
Patent for a shutter system for stage-lighting spotlights by Joseph H Labrum
No description defined

    Statements

     

    Wikidata