TREA

Firma Erich Ruhl Chemische Fabrik und Chemikalien-Grosshandel

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  • Friedrichsdorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plastics material and method of producing said material
    • Patent number 4,250,224
    • Issue date Feb 10, 1981
    • Firma Erich Ruhl Chemische Fabrik und Chemikalien-Grosshandel
    • Berthold Newitzki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Plastics material and method of producing said material
    • Patent number 4,237,236
    • Issue date Dec 2, 1980
    • Firma Erich Ruhl Chemische Fabrik und Chemikalien-Grosshandel
    • Berthold Newitzki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

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