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Ching-Shun Chang

UN Unknown: 1 patents #373 of 3,359Top 15%
Overall (2017): #467,652 of 506,227Top 95%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9545708 Pneumatic motor with built-in striker mechanism 2017-01-17