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Heidi Hummel

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  • Amberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modeling composition and its use
    • Patent number 6,837,924
    • Issue date Jan 4, 2005
    • J.S. Staedtler GmbH & Co.
    • Johann Breindl
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Modeling composition and its use
    • Publication number 20030131758
    • Publication date Jul 17, 2003
    • J .S. Staedtler GmbH & Co.
    • Johann Breindl
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...