FH

Fred H. Hoffken

📍 Newtown Square, PA: #112 of 183 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,928,171 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4831771 Spool holder and spool — 1989-05-23