Difference between revisions of "Patent for a Picture-projection process and apparatus, Joseph Levi, 1926 (Q31869)"
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(Created claim: Backup document (P74): US1582179.pdf) | (Created claim: mentions (P78): Projection accessories (analogue) (Q31842)) | ||
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| Property / mentions: Projection accessories (analogue) / rank | |||
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Revision as of 16:53, 30 July 2023
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Patent for a Picture-projection process and apparatus, Joseph Levi, 1926 | No description defined |
Statements
27 April 1926Gregorian
0 references