CS

Charles W. Schaeffer

BS Bethlehem Steel: 1 patents #5 of 40Top 15%
📍 Lebanon, PA: #1 of 4 inventorsTop 25%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #72,093 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4345492 Method of making metal forming punches Emerson D. Spengler 1982-08-24