TREA

Heinz Durig

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  • Ostermundigen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Louver curtain
    • Patent number 5,249,617
    • Issue date Oct 5, 1993
    • K. Bratschi, Silent Gliss
    • Heinz Durig
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Strip curtain
    • Patent number 4,552,195
    • Issue date Nov 12, 1985
    • K. Bratschi, Silent Gliss
    • Heinz Durig
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents