FR872040A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device comprising a variable resistor for t. s. f., etc.
Assignee: RADIOHM SOC
•
Filing: 1941-05-09
•
Granted: 1942-05-26
•
Expires: 1961-05-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 14:22
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/30; H01C10/32; H01C10/36
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.