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POLVERINI S.A.S. DI POLVERINI ANTONIO & C.

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  • Porto Recanati (MC), IT
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Patents Applicationslast 30 patents

  • Information Patent Application

    Accordion Button assembly
    • Publication number 20110308374
    • Publication date Dec 22, 2011
    • POLVERINI S.A.S. DI POLVERINI ANTONIO & C.
    • Antonio Polverini
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS