FJ

Frank Calandra, Jr.

JE Jennmar: 1 patents #2 of 5Top 40%
📍 Johnstown, PA: #2 of 4 inventorsTop 50%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #115,160 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4861197 Roof bolt system — 1989-08-29