JP

John S. Pehl

AC A.W. Chesterton: 1 patents #1 of 3Top 35%
📍 Methuen, MA: #1 of 10 inventorsTop 10%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #37,720 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4863177 Split labyrinth seal Robert E. Rockwood, Richard P. Antkowiak 1989-09-05