CJ

Charles A. Frey, Jr.

🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,206,674 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6627136 Method for making a liquid storage tank 2003-09-30
5221022 Liquid storage vessel Charles Aument, Jr. 1993-06-22