CH236731A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Window cleaner.
Assignee: Wittmer Arnold
•
Filing: 1943-10-09
•
Granted: —
•
Expires: 1963-10-09
Abstract
No abstract record available.
Inventors
- 👤 Wittmer Arnold
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-29 00:53
CPC Classifications
A; A47; A47L; A47L1/00; A47L1/06
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.