DE690541C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
DE690541C - - Google Patents
Assignee: Siemens Schuckertwerke AG
•
Filing: 1938-02-19
•
Granted: 1940-04-27
•
Expires: 1958-02-19
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Willy Bluemlein
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 15:31
CPC Classifications
H; H02; H02K; H02K17/00; H02K17/02; H02K17/16; H02K17/18
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.