TH

Tom W. Hast

AM A. Y. Mcdonald Mfg.: 1 patents #1 of 2Top 50%
📍 Dubuque, IA: #20 of 73 inventorsTop 30%
🗺 Iowa: #543 of 1,748 inventorsTop 35%
Overall (2017): #213,709 of 506,227Top 45%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9803656 Control apparatus for a water powered sump pump Randal S. Aspen 2017-10-31