FR750018A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to pneumatic vacuum wipers
Assignee: Emile Brumm
•
Filing: 1933-02-03
•
Granted: 1933-08-03
•
Expires: 1953-02-03
Abstract
No abstract record available.
Inventors
- 👤 Emile Brumm
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 10:36
CPC Classifications
B; B60; B60C; B60C29/00
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.