FR910689A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Blade incidence control for rotary wing aerodyne
Assignee: Jules Duhamel
•
Filing: 1945-05-11
•
Granted: 1946-06-14
•
Expires: 1965-05-11
Abstract
No abstract record available.
Inventors
- 👤 Jules Duhamel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 02:10
CPC Classifications
B; B64; B64C; B64C27/00; B64C27/54; B64C27/58; B64C27/59
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.