Patent US4639207A successfully refreshed from Google Patents.
FR46578E
Expired / Lapsed
FR
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Valves and similar apparatus made with parts of metallamine, embossed or stamped, and then joined by welding
Assignee: Aristodemo Emilio Santamaria
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Filing: 1935-08-09
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Granted: 1936-07-10
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Expires: 1955-08-09
Abstract
No abstract record available.
Inventors
- 👤 Aristodemo Emilio Santamaria
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 05:08
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/10; F16K27/102
Claims Analysis
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References Cited (Backward Citations)
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