FR1130474A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Pitch adjuster for variable-pitch propeller
Assignee: Nils Johannes Liaaen
•
Filing: 1955-04-12
•
Granted: 1957-02-06
•
Expires: 1975-04-12
Abstract
No abstract record available.
Inventors
- 👤 Nils Johannes Liaaen
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 10:19
CPC Classifications
B; B63; B63H; B63H3/00; B63H3/02; B63H3/04; B63H3/06; B63H3/08; B63H3/081; B63H3/082; F; F03; F03B; F03B3/00; F03B3/12; F03B3/14; F03B3/145; Y; Y02; Y02E; Y02E10/00; Y02E10/20
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.