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Chin-Nan Chen

📍 Keelung, TW: #5 of 16 inventorsTop 35%
Overall (1997): #169,023 of 185,788Top 95%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5616074 Apparatus for counting coins — 1997-04-01