RH

Rowland M. Van Heukelom

📍 Marshalltown, IA: #175 of 271 inventorsTop 65%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,021,586 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4541565 Air powered reciprocator Thomas R. Deimerly 1985-09-17