William Kupfer

📍 Sumter, SC: #29 of 69 inventorsTop 45%

🗺 South Carolina: #8,412 of 15,501 inventorsTop 55%

Overall (All Time): #3,841,571 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5079978	Double-coded wrenches and sockets	—	1992-01-14