TREA

Hiromi Nakahara

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  • Odawara, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic recording substance
    • Patent number 4,076,861
    • Issue date Feb 28, 1978
    • Fuji Photo Film Co., Ltd.
    • Masahiko Furukawa
    • B22 - CASTING POWDER METALLURGY