DE737039C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Keyboard, especially for calculating machines, bookkeeping machines or the like.
Assignee: Individual
•
Filing: 1938-04-17
•
Granted: 1943-07-05
•
Expires: 1958-04-17
Abstract
No abstract record available.
Inventors
- 👤 Rolf Hofgaard
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 21:36
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/70; H01H13/84; H01H2217/00; H01H2217/036
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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