Patent DE702134C successfully refreshed from Google Patents.
DE702134C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Cable drum with spring drive for longer, light cables, especially for telephone cables
Assignee: ELEKTROTECHNISCHE FABRIK
•
Filing: 1939-06-07
•
Granted: 1941-01-31
•
Expires: 1959-06-07
Abstract
No abstract record available.
Inventors
- 👤 Karl Dittelbach
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 15:22
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/48
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.