Hans-Georg Schaffer

Person

  • Aachen, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel briquets

    • Patent number 4,586,936
    • Issue date May 6, 1986
    • Akzo nv
    • Hans-Georg Schaffer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...