TREA

Hans Schulthess

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  • Klingnau, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door having a frame comprising sections glued to each other
    • Patent number 4,443,974
    • Issue date Apr 24, 1984
    • Keller & Co., Aktiengesellschaft
    • Hans Schulthess
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Door
    • Patent number 4,307,543
    • Issue date Dec 29, 1981
    • Novopan Aktiengesellschaft
    • Hans Schulthess
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS