Patent DE692200C successfully refreshed from Google Patents.
DE692200C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Isolating fuse for local network outdoor switchgear
Assignee: MAX PURRMANN
•
Filing: 1938-11-22
•
Granted: 1940-06-14
•
Expires: 1958-11-22
Abstract
No abstract record available.
Inventors
- 👤 Max Purrmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 17:16
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/20; H01H85/203
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.