专利局
IGE | Swiss Federal Institute of Intellectual Property
DPMA | German Patent- and Trademark Office
EPO | European Patent Office
USPTO | US Patent and Trademark Office
SIPO | Chinese Patent Office
WIPO | World Intellectual Property Organization


>> 专利与商标

 
 

 
  
专利局
IGE | Swiss Federal Institute of Intellectual Property
DPMA | German Patent- and Trademark Office
EPO | European Patent Office
USPTO | US Patent and Trademark Office
SIPO | Chinese Patent Office
WIPO | World Intellectual Property Organization


>> 专利与商标