FR725404A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Centrifugal pump
Assignee: Societe Anonyme des Ateliers de Constructions Mecaniques Escher Wyss et Cie SA
•
Filing: 1931-10-29
•
Granted: 1932-05-12
•
Expires: 1951-10-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 11:11
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/2261; F04D29/2277
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.