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Churong Chen

Daicheng County, CN: #1 of 1 inventorsTop 100%
Overall (2020): #186,866 of 565,922Top 35%
2 Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D898838 Race track toy 2020-10-13
D891519 Frog game 2020-07-28