FR604785A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Welding process of fins on radiator tubes
Assignee: Chausson Usines SA
•
Filing: 1925-10-15
•
Granted: 1926-05-12
•
Expires: 1945-10-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 12:29
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/02; B21D53/08; B21D53/085
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.