LIBROS DEL AUTOR: yongzhong qiao

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  • Maintenance Time and the Industry Development of Patents
    Yongzhong Qiao
    This book addresses key issues concerning the maintenance time and development of patents granted by China, as well as the patent maintenance time granted by the United States, Germany, France, Japan and South Korea. Such issues include the capability of technological innovation based on the patent maintenance time; the patent maintenance times in different technological fields...
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    135,82 €