DC

Douglas R. Callihan

CI Cmi International: 1 patents #20 of 44Top 50%
📍 Lebanon, PA: #63 of 126 inventorsTop 50%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,809,340 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5358027 Vacuum-assisted gravity pour casting apparatus Mark Cassel, Charles H. Kinloch, Jesse Raver 1994-10-25