FR944472A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Switch refinements
Assignee: ELECTRO CONTACT
•
Filing: 1947-03-13
•
Granted: 1949-04-06
•
Expires: 1967-03-13
Abstract
No abstract record available.
Inventors
- 👤 Roland Haegeman
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 11:04
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/08
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.