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FR1069442A Expired / Lapsed FR ⏱️ 0.0 years remaining

Automatic valve device with delayed closing, for fluids

Assignee: Auguste-Paul Durand
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Filing: 1953-01-05
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Granted: 1954-07-07
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Expires: 1973-01-05
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Abstract

No abstract record available.

Inventors

  • 👤 Auguste-Paul Durand
  • 👤 Emile Clair
  • 👤 Joseph Chantrel

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-22 22:47
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/08

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