MA

Margaret D. Driffield, administrator

SL Spar Aerospace Limited: 1 patents #9 of 54Top 20%
📍 Middle Sackville, CA: #21 of 37 inventorsTop 60%
Overall (All Time): #4,119,491 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4221966 Infrared surveillance system Howard S. Kerr, John R. Kettlewell, John B. Driffield, deceased 1980-09-09