Difference between revisions of "Patent for Lighting control circuits, George Izenour, 1949 (Q31881)"
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(Created claim: Field (P19): lighting and projection (Q7)) | (Created claim: mentions (P78): thyraton dimmer (Q12964)) | ||||||||||||||
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| - | + | Patent for Lighting control circuits, George Izenour, 1949 | |||||||||||||
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| Property / author: George Izenour / rank | |||||||||||||||
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| + | 1 March 1949
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Latest revision as of 07:45, 31 July 2023
No description defined
| Language | Label | Description | Also known as |
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| English | Patent for Lighting control circuits, George Izenour, 1949 | No description defined |
Statements
1 March 1949
0 references