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KT

Kuo-Ching Tan — 1 Patent

Overall (All Time): #3,744,661 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5524312 Electric toothbrush Ching-Tsung Hou 1996-06-11