FR895938A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Metal diaphragm manolimnigraph
Assignee: Andre-Louis-Aime Fortier
•
Filing: 1943-02-24
•
Granted: 1945-02-07
•
Expires: 1963-02-24
Abstract
No abstract record available.
Inventors
- 👤 Andre-Louis-Aime Fortier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 19:12
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0041; G01L9/0072; G01L9/12
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.