DD

David J. Donofrio

GR Graco: 1 patents #70 of 149Top 50%
Overall (All Time): #3,943,250 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4886086 Non-degrading pressure regulator Arthur William Etchells, III 1989-12-12