TREA

Bertil Ryberg

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  • Torslanda, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of charging a battery
    • Patent number 5,635,819
    • Issue date Jun 3, 1997
    • AB Volvo Penta
    • Bertil Ryberg
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Starter switch arrangement
    • Patent number 4,516,000
    • Issue date May 7, 1985
    • Aktiebolaget Volvo Penta
    • Bertil Ryberg
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES