RP

Richard Charles Preston

📍 Duck Lake, CA: #2 of 7 inventorsTop 30%
Overall (All Time): #3,609,069 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6035727 Remote control sampler for grain storage bins — 2000-03-14