Harry D. Anspon

US United States Steel: 3 patents #26 of 309Top 9%

📍 Dorpsstraat, PA: #155 of 560 inventorsTop 30%

🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%

Overall (All Time): #1,684,085 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4312802	Polymer compositions and articles therefrom	—	1982-01-26
4255315	Method of making a high impact polystyrene	—	1981-03-10
4212789	Process for preparing high impact polystyrenes	—	1980-07-15