TREA

Ewald Kowol

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  • Wehrheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrodynamic transducer
    • Patent number 4,665,752
    • Issue date May 19, 1987
    • Nukem GmbH
    • Gerhard Huschelrath
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electro-dynamic transducer
    • Patent number 4,602,512
    • Issue date Jul 29, 1986
    • Nukem GmbH
    • Ewald Kowol
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electrodynamic transducer head
    • Patent number 4,596,147
    • Issue date Jun 24, 1986
    • Nukem GmbH
    • Ekkehard Behl
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Electrodynamic instrument transformer head
    • Patent number 4,480,477
    • Issue date Nov 6, 1984
    • Nukem GmbH
    • Gerhard Huschelrath
    • G01 - MEASURING TESTING