HS

Harold R. Smithson

📍 Westtown, PA: #42 of 63 inventorsTop 70%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,076,038 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4350617 Cylindrical metal honeycomb catalyst supports, and method for forming them William B. Retallick 1982-09-21