WL

William F. Langlais

IN Ingersoll-Rand: 1 patents #412 of 828Top 50%
📍 Greenfield, MA: #28 of 60 inventorsTop 50%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,092,431 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4276459 Paddle switch safety button Daniel Willett, John Boothroyd 1981-06-30