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Koshuha Foundry Co., Ltd.

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  • Aomori-Ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manhole opening structure
    • Patent number 5,732,512
    • Issue date Mar 31, 1998
    • Nippon Koshuha Steel Co., Ltd.
    • Takashi Ueno
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Flexible type casting gate breaking machine
    • Patent number 5,630,538
    • Issue date May 20, 1997
    • Nippon Koshuha Steel Co., Ltd.
    • Akiyoshi Hatakeyama
    • B22 - CASTING POWDER METALLURGY

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