Difference between revisions of "Patent for a device for projecting backgrounds. Geyling, Planner, 1932 (Q38410)"
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(Created claim: Canon source Id (P369): 1166, #quickstatements; #temporary_batch_1741854284149) | (Removed claim: Canon image id (P74): US_1881355_A.pdf, #quickstatements; #temporary_batch_1741855370183) | ||
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Revision as of 08:44, 13 March 2025
No description defined
- AT107235B
| Language | Label | Description | Also known as |
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| English | Patent for a device for projecting backgrounds. Geyling, Planner, 1932 | No description defined |
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