JH

John W. Havrilla

DD Different Dimensions: 1 patents #2 of 2Top 100%
Overall (All Time): #2,277,636 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5503310 Combination indicator and garment hanger Andrew M. Zuckerman 1996-04-02
4899938 Liquid spray nozzle adapter — 1990-02-13