JP

Jack E. Perko

WB W. H. Brady: 1 patents #2 of 8Top 25%
📍 Cedarburg, WI: #3 of 12 inventorsTop 25%
🗺 Wisconsin: #325 of 1,637 inventorsTop 20%
Overall (1989): #99,542 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4812343 Pultruded fiber reinforced plastic marking devices John H. Kiekhaefer, Joseph S. Hetzer, Frank W. Harris 1989-03-14