Difference between revisions of "Patent for a Buehnenscheinwerfer, Willy Hagedorn, 1921 (Q31872)"
From CanonBase
a spotlight with a diafragm and mirror.
(Created claim: Canon source Id (P369): 1017, #quickstatements; #temporary_batch_1741854387036) | (Removed claim: Canon source Id (P369): 1017, #quickstatements; #temporary_batch_1743590302320) | ||
| (2 intermediate revisions by the same user not shown) | |||
| Property / Canon image id | |||
| - | |||
| Property / Canon image id: DE374015C_Original_document_20230730220849.pdf / rank | |||
| - | |||
| Property / Canon source Id | |||
| - | |||
| Property / Canon source Id: 1017 / rank | |||
| - | |||
| Property / Canon documents public id | |||
| + | |||
| Property / Canon documents public id: 1017 / rank | |||
| + | Normal rank | ||
Latest revision as of 10:42, 2 April 2025
a spotlight with a diafragm and mirror.
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Patent for a Buehnenscheinwerfer, Willy Hagedorn, 1921 | a spotlight with a diafragm and mirror. |
Statements
16 November 1921Gregorian
0 references