Joel L. Heffentrager

SS Sms Schloemann-Siemag: 1 patents #170 of 376Top 50%

📍 Pine Township, PA: #69 of 133 inventorsTop 55%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #4,020,390 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4537056	Rolling mill	—	1985-08-27