2 Utility Patents
#15,052 in Beijing
#64,348 in China
Forward Citations = 0
Company Filing History:
Cccc Highway Consultants Co. Ltd.
Shanghai Zhenhua Heavy Industries Company Limited
Cccc Wuhan Harbour Engineering Design & Research Co., Ltd.
4. 1 out of 1
China Communication 2nd Navigational Bureau 2nd Engineering Co., Ltd.
5. 1 out of 1
The Second Harbor Engineering Company
where one patent can have more than one assignee
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