DH

David H. Heistand

WE West: 1 patents #261 of 400Top 70%
Overall (All Time): #4,052,027 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4384653 Tip-off cap and closure for containers John T. Connor, William A. Conard 1983-05-24