FR551386A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Balanced sealed valve and its application to remote temperature controllers
Assignee: Charles Bocquillon
•
Filing: 1922-05-13
•
Granted: 1923-04-04
•
Expires: 1942-05-13
Abstract
No abstract record available.
Inventors
- 👤 Charles Bocquillon
- 👤 Verner-Frederic Berli
- 👤 Lazare-Pierre-Xavier Jeannet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 19:08
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/12; G05D23/125; G05D23/126
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.