BW

Berhl E. Wishon

DI Dresser Industries: 2 patents #157 of 787Top 20%
📍 Bethel Park, PA: #102 of 258 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,333,596 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4874726 Lightweight fused silica refractory compositions Thomas R. Kleeb 1989-10-17
4391917 Alumino-silicate refractory brick David J. Michael 1983-07-05