Difference between revisions of "Patent for a light projecting apparatus by E. W. Sohlberg (Q31174)"

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Patent for a spotlight, controlled from a distance by ropes, and a color chaning device controlled with a electromagnetic step by step control.

(‎Added [en] description: Patent for a spotlight, controlled from a distance by ropes, and a color chaning device controlled with a electromagnetic step by step control.)
 
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description / endescription / en
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Patent for a spotlight, controlled from a distance by ropes, and a color chaning device controlled with a electromagnetic step by step control.
Property / Copy available online
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Property / Copy available online: https://patents.google.com/patent/US819611A/en / rank
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Normal rank
Property / Publication date
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1 May 1906Gregorian
Timestamp+1906-05-01T00:00:00Z
Timezone+00:00
CalendarGregorian
Precision1 day
Before0
After0
Property / Publication date: 1 May 1906Gregorian / rank
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Normal rank
Property / mentions
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Property / mentions: Remote controlled fixture / rank
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Normal rank
Property / Backup document
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Property / Backup document: US819611.pdf / rank
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Property / Internal image
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Property / Internal image: US819611_Pagina_01.jpg / rank
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Normal rank

Latest revision as of 11:57, 28 July 2023

Patent for a spotlight, controlled from a distance by ropes, and a color chaning device controlled with a electromagnetic step by step control.
Language Label Description Also known as
English
Patent for a light projecting apparatus by E. W. Sohlberg
Patent for a spotlight, controlled from a distance by ropes, and a color chaning device controlled with a electromagnetic step by step control.

    Statements

    EDMOND W. SOHLBERG, OF KANSAS CITY, MISSOUR, ASSIGNOR OF TwoTHIRDS TO MART (English)
    0 references
    1 May 1906Gregorian
    0 references
     

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