DS

David N. Schram

LE Learonal: 1 patents #2 of 9Top 25%
📍 Freeport, NY: #5 of 12 inventorsTop 45%
🗺 New York: #1,258 of 5,342 inventorsTop 25%
Overall (1989): #121,774 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4871429 Limiting tin sludge formation in tin or tin/lead electroplating solutions Fred I. Nobel, Barnet D. Ostrow 1989-10-03