JC

John J. Cowley

EM Erie Manufacturing: 2 patents #6 of 16Top 40%
📍 Toronto, CA: #3,468 of 9,482 inventorsTop 40%
Overall (All Time): #2,348,052 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D283741 Portable oxygen reservoir Selby D. Hussey 1986-05-06
4552140 Emergency escape device Selby D. Hussey 1985-11-12