FR723910A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to methods and devices for isolating windings in electrical machines
Assignee: Compagnie Francaise Thomson Houston SA
•
Filing: 1931-10-07
•
Granted: 1932-04-18
•
Expires: 1951-10-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 19:30
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/12
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.