6 Utility Patents
#6 in Luoyang
#22,310 in China
#695,270 in the World
Forward Citations = 0
Company Filing History:
Calb Co., Ltd.
Calb Technology Co., Ltd.
where one patent can have more than one assignee
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#6 in Luoyang
#22,310 in China
#695,270 in the World
Company Filing History:
Get your Inventor Badge Today