TREA

Toshiharu Ogasawara

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  • Yonezawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mechanical filter
    • Patent number 4,633,204
    • Issue date Dec 30, 1986
    • Fujitsu Limited
    • Takashi Gounji
    • H03 - BASIC ELECTRONIC CIRCUITRY