WH

W. Stetson Hallowell

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Richmond, MA: #8 of 16 inventorsTop 50%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,958,841 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4770168 Electrically controllable anesthesia vaporizer Tibor Rusz 1988-09-13