DE891469C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Optical system
Assignee: Individual
•
Filing: 1951-01-09
•
Granted: 1953-09-28
•
Expires: 1971-01-09
Abstract
No abstract record available.
Inventors
- 👤 Ludwig Bertele
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 08:07
CPC Classifications
G; G02; G02B; G02B13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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