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Disigner of the Invention:周广, 曹龙, 何群, 魏丽敏

Type of Patent:Invent

State of Patent:Authorized patents

Authorization number:ZL 201310028987.3

Number of Inventors:4

Service Invention or Not:no

Application Date:2013-01-25

Authorization Date:2015-06-10

Application Date:2013-01-25

Authorization Date:2015-06-10