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Home › Inventors › Ching Shui Yeh
CY

Ching Shui Yeh

Overall (All Time): #2,231,172 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6299341 Structure of a mixer device for new and used plastic materials — 2001-10-09
5416981 Dehumidifying machine for dehydrating materials — 1995-05-23

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