Patent DE644046C successfully refreshed from Google Patents.
DE644046C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
High pressure sealing ring
Assignee: Individual
•
Filing: 1933-09-13
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Granted: 1937-04-23
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Expires: 1953-09-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 11:34
CPC Classifications
F; F16; F16L; F16L23/00; F16L23/16; F16L23/18; F16L23/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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