DE337269C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Method and device for monitoring the image of demonstration cinematographs
Assignee: Individual
•
Filing: 1920-02-24
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Granted: 1921-05-27
•
Expires: 1940-02-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-26 18:22
CPC Classifications
G; G03; G03B; G03B19/00; G03B19/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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