Patent FR716248A successfully refreshed from Google Patents.
FR716248A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in methods and devices for regulating electric current by varying the magnetic saturation
Assignee: Compagnie Francaise Thomson Houston SA
•
Filing: 1931-04-29
•
Granted: 1931-12-17
•
Expires: 1951-04-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 23:42
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/32
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.