FR854545A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement in the establishment of tools for working metals, stones or other hard bodies
Assignee: PARISIENNE DE MECHES AMERICAIN
•
Filing: 1939-05-10
•
Granted: 1940-04-17
•
Expires: 1959-05-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 12:49
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/06; B23B51/02; B23B2250/00; B23B2250/12; B23B2251/00; B23B2251/20; B23B2251/202; B23B2251/204; B23B2251/24; B23B2251/241
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.