DE872906C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Flap valve
Assignee: Individual
•
Filing: 1943-04-10
•
Granted: 1953-04-09
•
Expires: 1963-04-10
Abstract
No abstract record available.
Inventors
- 👤 Johann Schulze
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 14:46
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/20; F16K1/2007; F16K1/2028; F16K1/2042; F16K1/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
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