Patent FR530834A successfully refreshed from Google Patents.
FR530834A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Automatic control system, by means of liquids, vapors, gases, or other, under pressure or other means of pressure, allowing adjustment, such that the control acts at a fixed maximum pressure, at a fixed minimum pressure, and at intermediate pressures
Assignee: Rosario Bonelli
•
Filing: 1921-02-09
•
Granted: 1921-12-31
•
Expires: 1941-02-09
Abstract
No abstract record available.
Inventors
- 👤 Rosario Bonelli
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 11:16
CPC Classifications
G; G05; G05G; G05G15/00; G05G15/08
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.