EH

Ernest H. Harder

📍 Whitewater, KS: #7 of 9 inventorsTop 80%
🗺 Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #4,050,214 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4378638 Changeable surveyors rod — 1983-04-05