Difference between revisions of "Patent for Lighting control circuits, George Izenour, 1949 (Q31881)"
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(Created claim: Canon image id (P74): US2463463.pdf) | (Changed [en] label: Patent for Lighting control circuits, George Izenour, 1949) | ||
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Revision as of 07:00, 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