FR752046A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Hydraulically operated rotary device for driving various portable parts and in particular interchangeable toothbrushes
Assignee: Georges M Edwards
•
Filing: 1933-03-07
•
Granted: 1933-09-15
•
Expires: 1953-03-07
Abstract
No abstract record available.
Inventors
- 👤 Georges M Edwards
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 10:06
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/24; A61C17/30
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.