TREA

Tauno Seppanen

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  • 00330 Helsinki, FI
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Patents Grantslast 30 patents

  • Information Patent Grant

    Data transmission card and holding casing
    • Patent number 5,736,729
    • Issue date Apr 7, 1998
    • Tauno Seppanen
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Baseplate
    • Patent number 4,989,352
    • Issue date Feb 5, 1991
    • Tauno Seppanen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS