JC

John R. Crookall

ND National Research Development: 1 patents #6 of 115Top 6%
📍 Rushden, GB: #1 of 4 inventorsTop 25%
Overall (1982): #80,505 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322595 Arc monitor for electrical discharge machining Alan Fowell, Trevor W. Shaw 1982-03-30