DM

David C. McElwaine

PO Polaroid: 1 patents #513 of 898Top 60%
📍 Millis, MA: #60 of 95 inventorsTop 65%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,112,128 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4203656 Feed shuttle mechanism for motion picture film strips — 1980-05-20