DC

David J. Callaghan

SN Snap-Tite: 1 patents #3 of 6Top 50%
📍 Ashland, MA: #7 of 18 inventorsTop 40%
🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%
Overall (1997): #164,440 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5630444 High pressure bellows valve Richard K. Reber 1997-05-20