CH90341A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Method of fixing the crown on the winding stem of a timepiece.
Assignee: Tavannes Watch Co Sa
•
Filing: 1920-09-25
•
Granted: —
•
Expires: 1940-09-25
Abstract
No abstract record available.
Inventors
- 👤 Tavannes Watch Co S A
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-01 13:12
CPC Classifications
G; G04; G04B; G04B3/00; G04B3/04; G04B3/041
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.