TREA

Hansjorg Portmann

Follow

Person

  • Gerlafingen, CH
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Housing for electric switches
    • Patent number 5,201,408
    • Issue date Apr 13, 1993
    • Elektro-Apparatebau Olten AG
    • Mikael Torma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Housing for electric switches
    • Patent number 5,099,094
    • Issue date Mar 24, 1992
    • Elektro-Apparatebau Olten AG
    • Mikael Torma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Snap action switch and contact therefor
    • Patent number 5,079,394
    • Issue date Jan 7, 1992
    • Elektro-Apparatebau Olten AG
    • Mikael Torma
    • H01 - BASIC ELECTRIC ELEMENTS