HW

H. Dewain Whisenhunt

HA Harnischfeger: 2 patents #3 of 12Top 25%
📍 Mukwonago, WI: #1 of 11 inventorsTop 10%
🗺 Wisconsin: #201 of 2,194 inventorsTop 10%
Overall (1997): #39,417 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5653297 Blasthole drill with improved automatic breakout wrench — 1997-08-05
5622232 Blasthole drill with drill-through pipe rack — 1997-04-22