TREA

Eisaku Akutsu

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  • Yokohama, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-oscillating mixer circuit
    • Patent number 4,056,787
    • Issue date Nov 1, 1977
    • Hitachi, Ltd.
    • Takeshi Saitoh
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE