RC

Robert B. Coupar

📍 Burns Lake, CA: #432 of 1,404 inventorsTop 35%
Overall (All Time): #3,953,623 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4750742 Modified one-span stringing racquet and method of stringing — 1988-06-14