CH264372A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the production of hollow sheet metal bodies.
Assignee: Wirz Paul
•
Filing: 1947-10-25
•
Granted: —
•
Expires: 1967-10-25
Abstract
No abstract record available.
Inventors
- 👤 Wirz Paul
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-05 13:35
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/26
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.