DE972682C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Index card box with a roller shutter guided in rails on both sides inside the box
Assignee: Individual
•
Filing: 1940-11-01
•
Granted: 1959-09-03
•
Expires: 1960-11-01
Abstract
No abstract record available.
Inventors
- 👤 Otto Alfred Dr Becker
- 👤 Kurt Heinzel
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 21:21
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/02; E06B9/08; E06B9/11; E06B9/115
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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