Theophil Ryser

Person

  • Beckenried, CH

Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure cooker cover or the like

    • Patent number D305493
    • Issue date Jan 16, 1990
    • AMC International Alfa Metalcraft Corporation
    • Theophil Ryser
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified