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Youngbo Engineering Industries, Inc.

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  • Asan-si, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Crossover double speaker
    • Patent number 8,774,447
    • Issue date Jul 8, 2014
    • Youngbo Engineering Industries, Inc.
    • Ju-Heon Ko
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    CROSSOVER DOUBLE SPEAKER
    • Publication number 20130195293
    • Publication date Aug 1, 2013
    • Youngbo Engineering Industries, Inc.
    • Ju-Heon KO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks