Patent FR984544A successfully refreshed from Google Patents.
FR984544A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Compressed magnetic powder core
Assignee: Societe Anonyme de Telecommunications SAT
•
Filing: 1949-02-11
•
Granted: 1951-07-06
•
Expires: 1969-02-11
Abstract
No abstract record available.
Inventors
- 👤 Boris Feertchack
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 15:08
CPC Classifications
H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/12; H01F1/34; H01F1/342; H01F1/344; H01F1/14; H01F1/20; H01F1/22; H01F1/24
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.