HW

Helmut Arno Welke

JD John Deere: 1 patents #2,957 of 5,518Top 55%
Overall (All Time): #3,726,918 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5676598 Beater for an agricultural machine John William Ackley, II, Merle Ray Gerber, Philip Alan Harden 1997-10-14