Patent DE894047C successfully refreshed from Google Patents.
DE894047C
Expired / Lapsed
DE
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Exposure regulator with preselection of an aperture base
Assignee: P Gossen and Co GmbH
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Filing: 1951-09-29
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Granted: 1953-10-22
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Expires: 1971-09-29
Abstract
No abstract record available.
Inventors
- 👤 Hans Gossen
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 16:44
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/04; G03B7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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