FR506054A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement in slope indicators
Assignee: RAOUL-EDOUARD BADIN
•
Filing: 1919-01-13
•
Granted: 1920-08-13
•
Expires: 1939-01-13
Abstract
No abstract record available.
Inventors
- 👤 Raoul-Edouard Badin
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 09:15
CPC Classifications
G; G01; G01C; G01C5/00; G01C5/04
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.