DS

Douglas E. Schenk

CM Columbus Mckinnon: 1 patents #24 of 75Top 35%
Overall (All Time): #3,966,568 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4636962 Microprocessor-controlled hoist system Robert H. Broyden, Raymond A. Newman 1987-01-13