PC

Patrick J. Callen

RC Rca: 1 patents #133 of 435Top 35%
📍 Yardley, PA: #8 of 19 inventorsTop 45%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #39,905 of 81,411Top 50%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4313078 Battery charging system Herbert W. Bilsky 1982-01-26