TREA

Ernst Roth

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  • Wilnsdorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stabilizer corner connection
    • Patent number 4,837,998
    • Issue date Jun 13, 1989
    • Siegenia-Frank KG.
    • Ernst Roth
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Window hardware
    • Patent number 4,223,928
    • Issue date Sep 23, 1980
    • Siegenia-Frank KG.
    • Ernst Roth
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Latch hardware
    • Patent number 4,208,838
    • Issue date Jun 24, 1980
    • Siegenia-Frank KG.
    • Ewald Kleine
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES