Patent FR641301A successfully refreshed from Google Patents.
FR641301A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Apparatus for cutting washers following a circle in order to obtain circular holes
Assignee: Arthur Wanner
•
Filing: 1927-09-22
•
Granted: 1928-08-01
•
Expires: 1947-09-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur Wanner
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 08:29
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/04; B23B51/05
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.