JC

Joseph M. Callahan

📍 Via Enrico Fermi, PA: #3 of 18 inventorsTop 20%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #96,283 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D299963 Strip for water sealing bath tubs from dry wall and wall studs — 1989-02-21