1 Utility and 1 Design Patents
#1,297 in Shandong
#107,744 in China
Forward Citations = 0
Company Filing History:
Crrc Qingdao Sifang Co., Ltd.
where one patent can have more than one assignee
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#1,297 in Shandong
#107,744 in China
Company Filing History:
Get your Inventor Badge Today