FR793869A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to copying devices
Assignee: Compagnie des Forges et Acieries de la Marine et dHomecourt
•
Filing: 1935-08-17
•
Granted: 1936-02-03
•
Expires: 1955-08-17
Abstract
No abstract record available.
Inventors
- 👤 Granat
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 19:07
CPC Classifications
B; B63; B63H; B63H21/00
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.