TREA

Sprunck; E.

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  • Moyeuvre-Grande, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary connector
    • Patent number 4,065,159
    • Issue date Dec 27, 1977
    • Sprunck; E.
    • Pierre Leroy
    • C21 - METALLURGY OF IRON