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Masashi Sasabuchi

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    4H-3,1-benzoxazin-4-one derivative
    • Patent number 5,204,462
    • Issue date Apr 20, 1993
    • Japan Tobacco, Inc.
    • Koji Kobayashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE