DJ

Dean R. Jefferson

📍 Maple Ridge, CA: #78 of 167 inventorsTop 50%
Overall (All Time): #3,611,070 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6044673 Locomotive controller lockout device — 2000-04-04