FR884192A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Film guide device in the exposure window
Assignee: Klangfilm GmbH
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Filing: 1942-07-15
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Granted: 1943-08-04
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Expires: 1962-07-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 04:22
CPC Classifications
G; G03; G03B; G03B1/00; G03B1/42
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