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Saibo Kong

HU Henan Polytechnic University: 1 patents #1 of 3Top 35%
Overall (2020): #287,213 of 565,922Top 55%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10633927 Internal reamer for anchor shaft hole for mining Hua Nan, Mingyang Song 2020-04-28