PR

Philip Rakoff

E& E. F. Houghton &: 1 patents #3 of 4Top 75%
📍 Philadelphia, PA: #2,553 of 4,834 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,114,511 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4209414 Dual-purpose hydraulic fluid Rosauro V. Holgado 1980-06-24