DH

Delby C. Humphrey

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Terre Haute, IN: #152 of 271 inventorsTop 60%
🗺 Indiana: #19,404 of 33,936 inventorsTop 60%
Overall (All Time): #4,113,007 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4205676 Air pumping for medical uses Benjamin R. Wimer 1980-06-03