TREA

Tutomu Shintani

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  • Ohita, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water-soluble high polymers and their preparation
    • Patent number 4,138,446
    • Issue date Feb 6, 1979
    • Sumitomo Chemical Company, Limited
    • Shigenao Kawakami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...