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Yoshinori Otsuka

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  • Ushikumachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air cooling apparatus
    • Patent number 4,126,015
    • Issue date Nov 21, 1978
    • Hitachi, Ltd.
    • Kunio Fujie
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...