DS

Donald W. Suwyn

CC Crain Cutter: 1 patents #8 of 15Top 55%
📍 Caledonia, MI: #64 of 147 inventorsTop 45%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #1,870,461 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10934725 Angle tapping block Lance D. Crain, Darwin D. Spencer, Jr. 2021-03-02
4395182 Filling and distribution apparatus and method for silos — 1983-07-26