DE842887C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Automatic aperture regulator for photographic recording and playback devices
Assignee: Individual
•
Filing: 1949-10-22
•
Granted: 1952-11-20
•
Expires: 1969-10-22
Abstract
No abstract record available.
Inventors
- 👤 Erich Burger
- 👤 Michael Burger
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 20:40
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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