LR

Leonid P. Russin

Overall (All Time): #2,343,761 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4679490 Oscillator reciprocation control system for piston motor — 1987-07-14
4487107 Method of controlling revolution of drive shaft external combustion engine and Russin external combustion engine — 1984-12-11