Patent DE753376C successfully refreshed from Google Patents.
DE753376C
Expired / Lapsed
DE
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Focusing screen, especially for photographic and cinematographic apparatus
Assignee: Zeiss Ikon AG
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Filing: 1938-12-23
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Granted: 1953-02-09
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Expires: 1958-12-23
Abstract
No abstract record available.
Inventors
- 👤 Hans Dr Sauer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-26 09:28
CPC Classifications
G; G03; G03B; G03B13/00; G03B13/18; G03B13/24; G03B13/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1572236A
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CH132366A
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US1942841A
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GB371893A
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FR831476A
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DE716661C
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