TREA

Klaus Frestadius

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  • Helsinki, FI
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Patents Grantslast 30 patents

  • Information Patent Grant

    Locking device
    • Patent number 5,131,699
    • Issue date Jul 21, 1992
    • Temet Oy
    • Klaus Frestadius
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Closure device
    • Patent number 4,733,606
    • Issue date Mar 29, 1988
    • Temet Oy
    • Klaus Frestadius
    • F24 - HEATING RANGES VENTILATING