TREA

Sigurd W. Bengtsson

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  • Gothenburg, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cord locking device
    • Patent number 4,675,948
    • Issue date Jun 30, 1987
    • AB Fixfabriken
    • Sigurd W. Bengtsson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Locking device
    • Patent number 4,518,178
    • Issue date May 21, 1985
    • AB Fixfabriken
    • Sigurd W. Bengtsson
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES