TREA

Kiyomi Komathuzaki

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum actuator
    • Patent number 4,669,361
    • Issue date Jun 2, 1987
    • Hitachi, Ltd.
    • Tosikazu Ito
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vacuum actuator
    • Patent number 4,515,066
    • Issue date May 7, 1985
    • Hitachi, Ltd.
    • Tosikazu Ito
    • B60 - VEHICLES IN GENERAL