Christoph Giesbrecht

Person

  • Muri, CH

Patents Grantslast 30 patents

  • Information Patent Grant

    Transparent heat protection element

    • Patent number 5,565,273
    • Issue date Oct 15, 1996
    • Vetrotech AG
    • Walter Egli
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES