DB

Dolan Bartels

DC Donaldson Company: 1 patents #15 of 69Top 25%
📍 Cresco, IA: #2 of 2 inventorsTop 100%
🗺 Iowa: #239 of 1,101 inventorsTop 25%
Overall (2003): #235,636 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6521009 Reverse flow air filter arrangement and method Donald F. Engel, John R. Hacker, Bruce Crenshaw, Don Harold 2003-02-18