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Peter Ast

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  • Schoenaich, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Preparing a dye-containing polymer
    • Patent number 5,286,777
    • Issue date Feb 15, 1994
    • Hewlett-Packard Company
    • Ulrich Schoeler
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...