CH186289A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Ribbon mechanism on type lever typewriters.
Assignee: Haas Otto
•
Filing: 1935-10-31
•
Granted: —
•
Expires: 1955-10-31
Abstract
No abstract record available.
Inventors
- 👤 Haas Otto
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 20:49
CPC Classifications
B; B41; B41J; B41J35/00; B41J35/04; B41J35/10; B41J35/12; B41J35/14
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.