FR647815A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Rotary motor with cylinders juxtaposed circularly and parallel to the axis of rotation, with timing ring and sinusoidal motion transmission
Assignee: Jean Etcheber
•
Filing: 1927-11-29
•
Granted: 1928-12-01
•
Expires: 1947-11-29
Abstract
No abstract record available.
Inventors
- 👤 Jean Etcheber
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 12:29
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/04; F01B3/0032; F02; F02B; F02B57/00
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.