AF

Alfred C. Fisch

OE Oakland Engineering: 2 patents #1 of 1Top 100%
📍 Clarkston, MI: #1 of 12 inventorsTop 9%
🗺 Michigan: #263 of 3,452 inventorsTop 8%
Overall (1989): #31,485 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4852390 Wheel rim leak detection 1989-08-01
4809538 Ultrasonic leak detector 1989-03-07