Difference between revisions of "Patent for Stellwerk fuer Buehnenregulatoren, Schwabe & Co, 12/12/1921 (Q31801)"
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(Created claim: Copy available online (P37): https://patents.google.com/patent/DE345474C) | (Created claim: Field (P19): lighting and projection (Q7)) | ||
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| Property / Field: lighting and projection / rank | |||
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Revision as of 14:48, 25 July 2023
Mechanical control system for stage dimmers
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Patent for Stellwerk fuer Buehnenregulatoren, Schwabe & Co, 12/12/1921 | Mechanical control system for stage dimmers |