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FR71585E Expired / Lapsed FR ⏱️ 0.0 years remaining

Self-opening valve device

Assignee: Roger Roth
•
Filing: 1957-05-28
•
Granted: 1960-01-05
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Expires: 1977-05-28
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Abstract

No abstract record available.

Inventors

  • 👤 Roger Roth
  • 👤 Rene Spengler

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-02 00:28
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/30; F16K1/304; F16K1/305; B; B63; B63C; B63C9/00; B63C9/24; F16K1/307; F16K17/00; F16K17/36; F16K17/38; F16K31/00; F16K31/001; B63C2009/0023; B63C2009/0029; B63C2009/0041; B63C2009/0058; B63C2009/007

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