Patent CH217811A successfully refreshed from Google Patents.
CH217811A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Regulator balance for watch movements.
Assignee: Perrenoud Charles
•
Filing: 1939-10-09
•
Granted: —
•
Expires: 1959-10-09
Abstract
No abstract record available.
Inventors
- 👤 Perrenoud Charles
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-28 19:37
CPC Classifications
G; G04; G04B; G04B18/00; G04B18/006
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.