RV

Robert M. Vadas

DL Dominion Engineering Works Limited: 2 patents #2 of 26Top 8%
📍 Dorval, CA: #93 of 262 inventorsTop 40%
Overall (All Time): #2,372,092 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4300292 Heated mill drive system Marvin B. Shaver 1981-11-17
4298113 Drive system for grinding mills Marvin B. Shaver, Norman A. Stock 1981-11-03