Ziqiang Xin

WC Wuhan Keda Marble Protective Materials Co.: 1 patents #9 of 11Top 85%

Overall (All Time): #1,514,561 of 4,157,543Top 40%

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Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
8937115	Adhesive for filling gaps between stones	Kunwen Du, Kunwu Du	2015-01-20
8436082	Gap-filling adhesive of stone	Kunwen Du, Kunwu Du	2013-05-07
D623514	Cardboard box	Kunwen Du, Kunwu Du	2010-09-14