Russell D. Chadwick

📍 Beaverton, OR: #2,113 of 3,140 inventorsTop 70%

🗺 Oregon: #17,068 of 28,073 inventorsTop 65%

Overall (All Time): #4,069,818 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4330012	Valve for aerial spraying	—	1982-05-18