TREA

Compagnie Generale Pour Les Developpements Operationnels

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  • Paris, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inflatable lip seal for pipes
    • Patent number 4,045,035
    • Issue date Aug 30, 1977
    • Compagnie Francaise des Petroles
    • Michel G. Lecordier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...