FR554115A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for measuring the flow of pipes
Assignee: Pierre-Felix-Edouard Piette
•
Filing: 1921-11-22
•
Granted: 1923-06-05
•
Expires: 1941-11-22
Abstract
No abstract record available.
Inventors
- 👤 Pierre-Felix-Edouard Piette
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-22 19:34
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/40; G01F1/44
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.