JP

John F. Pelczynski

HY Hydro-Thermal: 1 patents #13 of 22Top 60%
📍 Greenfield, WI: #128 of 223 inventorsTop 60%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,999,906 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4604806 Powered drum opener with cutter wheel — 1986-08-12