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Home › Inventors › Quanshan Cheng
QC

Quanshan Cheng

Jiangyan, CN: #1 of 2 inventorsTop 50%
Overall (2021): #297,036 of 548,734Top 55%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11021874 PVC board and method of manufacture Genxiang XUEN, Jun Yuan 2021-06-01

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