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WK

Wen-Cheng Ko

Zhuolan Township, CA: #1 of 4 inventorsTop 25%
Overall (1997): #61,213 of 185,788Top 35%
1 Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5632213 Presser foot with workpiece guide for sewing machines 1997-05-27