Wuhan, CN
Information
Patent Application
Wuhan Research Institute Of Materials Protection
HAITAO DUAN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Application
Wuhan Research Institute of Materials Protection, China
Haitao Duan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
