DM

Donald M. Michalchuk

📍 Yorkton, CA: #18 of 33 inventorsTop 55%
Overall (All Time): #3,933,409 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4850435 Cultivator sweep with pair of rearwardly extending downturned rigid flaps George H. Morris, Lyle E. Harper 1989-07-25