Difference between revisions of "Patent for "A method for creating unusual lighting effects on stages or similar venues." 1921, Schwabe & co (Q39990)"
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(Changed claim: Copy available online (P37): https://patents.google.com/patent/DE357080C) | (Changed claim: Publication date (P40): 15 August 1922) | ||||||||||||||||||||||||||
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| + | 15 August 1922Gregorian
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Revision as of 12:53, 28 July 2026
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Patent for "A method for creating unusual lighting effects on stages or similar venues." 1921, Schwabe & co | No description defined |
Statements
15 August 1922Gregorian
0 references