WC

Willis R. Campbell

SP Sperry: 1 patents #30 of 162Top 20%
📍 Ephrata, PA: #1 of 5 inventorsTop 20%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #24,376 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4343141 Baling machine with improved arm assembly for controlling expansion of the upper apron Franklin A. Oellig 1982-08-10