DE694841C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Electromagnetic inverter
Assignee: HANS-JUERGEN WILHELMY
•
Filing: 1938-03-27
•
Granted: 1940-08-09
•
Expires: 1958-03-27
Abstract
No abstract record available.
Inventors
- 👤 Hans-Juergen Wilhelmy
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 08:11
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/64; H01H50/74; H01H50/76
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.