DE741752C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
United suction and pressure valve
Assignee: HANS CZERNY
•
Filing: 1942-07-17
•
Granted: 1943-11-17
•
Expires: 1962-07-17
Abstract
No abstract record available.
Inventors
- 👤 Hans Czerny
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 23:50
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/08
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.