DL

David A. Larson

UI US Dept of the Interior: 1 patents #2 of 20Top 10%
📍 Minneapolis, MN: #57 of 244 inventorsTop 25%
🗺 Minnesota: #695 of 2,841 inventorsTop 25%
Overall (1994): #145,113 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5335977 Double acting bit holder Roger J. Morrell, Peter L. Ruzzi 1994-08-09