FR802940A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for the automatic adjustment of exposure time in photographic or similar cameras
Assignee: Heinrich Blechner
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Filing: 1936-02-28
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Granted: 1936-09-18
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Expires: 1956-02-28
Abstract
No abstract record available.
Inventors
- 👤 Heinrich Blechner
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 06:30
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/12
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