Patent FR841103A successfully refreshed from Google Patents.
FR841103A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to magnetic and electromagnetic systems
Assignee: Lenier
•
Filing: 1937-11-04
•
Granted: 1939-05-10
•
Expires: 1957-11-04
Abstract
No abstract record available.
Inventors
- 👤 Lenier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 18:38
CPC Classifications
H; H01; H01F; H01F29/00; H01F29/08; H01F29/10
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.