WD

Walter Duane Drebenstedt

SO Sony: 2 patents #12,963 of 25,231Top 55%
📍 Daleville, AL: #9 of 14 inventorsTop 65%
🗺 Alabama: #5,342 of 10,951 inventorsTop 50%
Overall (All Time): #3,674,451 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5710687 Lifter device for magnetic disk cartridge having a curved spring structure — 1998-01-20