HT

Harry D. Troyen

🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,673,889 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4765652 Permanent book mark — 1988-08-23
4494567 Apparatus for supplying a flow of liquid to a turbine — 1985-01-22
4352025 System for generation of electrical power — 1982-09-28