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Yamashita-Shinnihon Steamship Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ballast pumping system
    • Patent number 4,314,519
    • Issue date Feb 9, 1982
    • Yamashita-Shinnihon Steamship Co., Ltd.
    • Shigeto Yunoki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Tanker construction
    • Patent number 4,313,390
    • Issue date Feb 2, 1982
    • Yamashita-Shinnihon Steamship Co., Ltd.
    • Shigeto Yunoki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

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