JM

John J. McCafferty

📍 Coalpit Heath, GB: #1 of 2 inventorsTop 50%
Overall (All Time): #2,336,169 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4736771 Valve assembly for pipeline 1988-04-12
4606368 Ball valve for pipeline 1986-08-19