Difference between revisions of "Device for the illumination of stages. Addition to patent 280500 Von Salzmann (Q22948)"
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(Changed [en] label: Device for the illumination of stages. Addition to patent 280500 Von Salzmann) | (Created claim: Canon source Id (P369): 1015, #quickstatements; #temporary_batch_1741854387036) | ||
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Revision as of 08:26, 13 March 2025
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Device for the illumination of stages. Addition to patent 280500 Von Salzmann | No description defined |
Statements
17 May 1914Gregorian
0 references