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Vassil B. Vassilev

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  • Sofia, BG
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Patents Grantslast 30 patents

  • Information Patent Grant

    Class BC power amplifier
    • Patent number 4,494,078
    • Issue date Jan 15, 1985
    • V M E I "Lenin"
    • Vassil B. Vassilev
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Class BC power amplifier
    • Patent number 4,481,482
    • Issue date Nov 6, 1984
    • Zavod "Elektroakustika"
    • Vassil B. Vassilev
    • H03 - BASIC ELECTRONIC CIRCUITRY