FH

Francis J. Hachey

📍 North Reading, MA: #146 of 228 inventorsTop 65%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,006,096 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4627119 Apparatus to assist the disabled Henry J. Hachey 1986-12-09