Richard W. Von Drehle

SC Southwestern Wire Cloth: 1 patents #4 of 6Top 70%

📍 Tulsa, OK: #1,272 of 2,344 inventorsTop 55%

🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%

Overall (All Time): #3,663,674 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5967336	Vibrating screen assembly with improved frame	Terry L. Baltzer, Robert E. Norman	1999-10-19