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FR806416A Expired / Lapsed FR ⏱️ 0.0 years remaining

Photographic camera with an electric photometer

Assignee: Friedrich Deckel
•
Filing: 1936-05-15
•
Granted: 1936-12-16
•
Expires: 1956-05-15
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Abstract

No abstract record available.

Inventors

  • 👤 Friedrich Deckel

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-26 00:11
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/12

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