Beijing, CN
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Patent Grant
BEIJING INSTITUTE OF TECHNOLOGY
Tianyang Qiu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Application
Beijing Institute of Technology
Pei YAN
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Application
Beijing Institute of Technology
Tianyang Qiu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
BEIJING INSTITUTE OF TECHNOLOGY
Tianfeng ZHOU
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
