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Home › Inventors › Yen-Ju Chi
YC

Yen-Ju Chi

Overall (All Time): #2,968,282 of 4,157,543Top 75%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9782873 Switching device for ratchet wrench — 2017-10-10

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