MC

Mao-Nan Cheng

SC San Ford Machinery Co.: 2 patents #1 of 1Top 100%
Overall (2004): #52,384 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6779691 Airtight blade valve device for exhausting dust 2004-08-24
6743084 Emery polishing machine 2004-06-01