DE566232C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Power relays, in particular power direction relays
Assignee: Siemens and Halske AG
•
Filing: 1930-12-23
•
Granted: 1932-12-13
•
Expires: 1950-12-23
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Dr Georg Keinath
- 👤 Dr-Ing Hans Poleck
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 15:27
CPC Classifications
H; H02; H02H; H02H3/00; H02H3/003
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.