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FR802047A
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FR
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Improvements to obturator devices
Assignee: Francis Trochet
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Filing: 1935-05-13
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Granted: 1936-08-25
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Expires: 1955-05-13
Abstract
No abstract record available.
Inventors
- 👤 Francis Trochet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 18:18
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/36; F16K3/00; F16K3/02; F16K3/16; F16K3/18; F16K3/184
Claims Analysis
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References Cited (Backward Citations)
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