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