HS

Harold G. Spring

Ford: 1 patents #72 of 358Top 25%
📍 Garden City, MI: #3 of 10 inventorsTop 30%
🗺 Michigan: #694 of 3,452 inventorsTop 25%
Overall (1989): #107,642 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795974 Digital energy meter Ronald G. Landman, Joseph Carl Burba 1989-01-03