DH

Douglas O. Hamilton

HA Hancor: 1 patents #1 of 3Top 35%
📍 Findlay, OH: #3 of 14 inventorsTop 25%
🗺 Ohio: #1,244 of 4,576 inventorsTop 30%
Overall (1997): #158,395 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5669733 Angled adapter for a leaching chamber system Frank Daly, H. John Sidaway 1997-09-23