FR679713A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
? th brake valves for compressed air brakes acting on wheels, in particular for the undercarriages of airplanes
Assignee: Rheinische Metallwaaren and Maschinenfabrik AG
•
Filing: 1929-08-02
•
Granted: 1930-04-16
•
Expires: 1949-08-02
Abstract
No abstract record available.
Inventors
- 👤 Fritz Faudi
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 16:00
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/42; B64C25/44; B64C25/48
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.