FR703148A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method for determining or using the bearing or distance from any emitting source such as sound, ultrasound, radioelectric
Assignee: Lepaute Henry S Ets
•
Filing: 1929-12-04
•
Granted: 1931-04-25
•
Expires: 1949-12-04
Abstract
No abstract record available.
Inventors
- 👤 Rene-Jean Hardy
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-22 22:00
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/02
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.