Christoph Paul Kalmer

Person

  • Ruckersdorf, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas-heated apparatus

    • Patent number 5,673,680
    • Issue date Oct 7, 1997
    • Diehl GmbH & Co.
    • Christoph Paul Kalmer
    • F24 - HEATING RANGES VENTILATING