TREA

Mats Olsson Konsult AB

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  • Bromma, SE
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  • Information Patent Grant

    Low-frequency sound generator
    • Patent number 4,359,962
    • Issue date Nov 23, 1982
    • Mats Olsson Konsult AB
    • Mats A. Olsson
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL

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