Beijing, CN
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Patent Grant
Research Institute of Highway Ministry of Transport
Dongwei Cao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Research Institute of Highway, Ministry of Transportation
Dongwei Cao
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Application
ADVANCED BIOTHERAPEUTICS, LTD
Zhongwei XU
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Patent Application
ADVANCED BIOTHERAPEUTICS, LTD
Zhongwei XU
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Patent Application
RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT
Dongwei CAO
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Application
Research Institute of High way, Ministry of transportation
Dongwei Cao
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Patent Application
RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT
Dongwei Cao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
