DN

David B. Neal

HI Hardigg Industries: 1 patents #3 of 6Top 50%
📍 Northampton, MA: #1 of 2 inventorsTop 50%
🗺 Massachusetts: #329 of 1,827 inventorsTop 20%
Overall (1982): #70,276 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4352977 Welding apparatus and method James S. Hardigg, Joseph C. Strzegowski, Jr., Asial L. Burgess, Jr. 1982-10-05