JM

John T. Marshall

DI Dapco Industries: 2 patents #5 of 12Top 45%
📍 Willimantic, CT: #39 of 88 inventorsTop 45%
🗺 Connecticut: #15,609 of 34,797 inventorsTop 45%
Overall (All Time): #2,374,012 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4229978 System for selectably pulsing ultrasonic transducers in a test apparatus Howard A. Sholl 1980-10-28
4222275 System for non-destructively acquiring and processing information about a test piece Howard A. Sholl 1980-09-16