Difference between revisions of "Patent for Verfahren und Vorrichtung insbesondere für Bühnenprojektion. Geyling, Planer & Schrapringer, 1930 (Q38419)"
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Latest revision as of 09:00, 5 August 2026
Patent for method and device, in particular for stage projection. Simultanious projection of 3 slides with one projector.
- AT120161B
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Patent for Verfahren und Vorrichtung insbesondere für Bühnenprojektion. Geyling, Planer & Schrapringer, 1930 | Patent for method and device, in particular for stage projection. Simultanious projection of 3 slides with one projector. |
|
Statements
10 December 1930
0 references