DC

Donald R. Culp

ER Energy & Minerals Research: 1 patents #2 of 8Top 25%
📍 Norristown, PA: #277 of 488 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,110,302 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4198865 Apparatus and method of monitoring anchored bolts William B. Tarpley, Jr. 1980-04-22