TREA

Ekman Engineering AG

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  • Zug, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device at mutually lockable first and second parts
    • Patent number 4,294,473
    • Issue date Oct 13, 1981
    • Ekman Engineering AG
    • Kjell R. Ekman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling device
    • Patent number 4,289,164
    • Issue date Sep 15, 1981
    • Ekman Engineering AG
    • Kjell R. Ekman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Device for a coupling unit having connectable and disconnectable parts
    • Patent number 4,278,276
    • Issue date Jul 14, 1981
    • Ekman Engineering AG
    • Kjell R. Ekman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling device
    • Patent number 4,269,389
    • Issue date May 26, 1981
    • Ekman Engineering AG
    • Kjell R. Ekman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling device
    • Patent number 4,219,048
    • Issue date Aug 26, 1980
    • Ekman Engineering AG
    • Kjell R. Ekman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling device
    • Patent number 4,211,253
    • Issue date Jul 8, 1980
    • Ekman Engineering AG
    • Kjell R. Ekman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...