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Inventor
Chu Hsin-Wei
TW
2 patents
Patents
2 patents
US10099331B2
Oct 16, 2018
Punching system
METAL IND RES & DEV CT
0 citations
34
US10773294B2
Sep 15, 2020
Clamping mechanism
METAL IND RES & DEV CT
0 citations
30