FR1084902A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Automatic device for testing the tightness of gas cylinders
Assignee: Achille Lerciu
•
Filing: 1953-10-13
•
Granted: 1955-01-25
•
Expires: 1973-10-13
Abstract
No abstract record available.
Inventors
- 👤 Achille Lerciu
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 17:52
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/04
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.