PW

Paul F. Waltrich

PE Pennwalt: 1 patents #119 of 288Top 45%
📍 Hatboro, PA: #97 of 173 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,945,956 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4722191 High vacuum pumping system Henry O. Herrmann, Jr. 1988-02-02