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DE682044C
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DE
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Assignee: BUSCH EMIL AG OPTISCHE IND
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Filing: 1937-03-12
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Granted: 1939-10-06
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Expires: 1957-03-12
Abstract
No abstract record available.
Inventors
- 👤 Karl Martin
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 16:07
CPC Classifications
G; G02; G02B; G02B5/00; G02B5/04
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References Cited (Backward Citations)
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