HS

Harry V. Samelson

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Chadds Ford, PA: #155 of 258 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,907,338 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4941812 Spinneret for production of a hollow filament within a hollow filament composite fiber having spacing means — 1990-07-17