Patent US2731473A successfully refreshed from Google Patents.
Patent FR1124929A successfully refreshed from Google Patents.
FR1124929A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Control device whose probe consists of a rectifying impedance
Assignee: Landis and Gyr AG
•
Filing: 1955-03-02
•
Granted: 1956-10-22
•
Expires: 1975-03-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 07:33
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/08; F23N5/082; F23N5/12; F23N5/123; F23N2229/00; F23N2229/12
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.