4 Utility Patents
#288 in Guangzhou
#33,870 in China
Forward Citations = 0
Company Filing History:
Guangzhou Municipal Engineering Testing Co., Ltd.
Guangzhou Construction Engineering Co., Ltd
Guangzhou Municipal Construction Group Co., Ltd.
4. 1 out of 5
Guangzhou Institute of Building Science Co., Ltd.
5. 1 out of 1
Guangzhou Institute of Building Science Group Co., Ltd.
where one patent can have more than one assignee
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