DJ

Douglas G. Haynes, Jr.

3M: 2 patents #34 of 563Top 7%
📍 Grand Island, NY: #3 of 26 inventorsTop 15%
🗺 New York: #487 of 5,342 inventorsTop 10%
Overall (1989): #28,871 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4883501 Alumina bonded abrasive for cast iron — 1989-11-28
4800685 Alumina bonded abrasive for cast iron — 1989-01-31