RR

Robert E. Rooker

📍 Linwood, KS: #5 of 6 inventorsTop 85%
🗺 Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #3,899,027 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4911729 Overburden eliminator rock drill bit — 1990-03-27