DJ

David M. Jeffrey

SW Sangamo Weston: 1 patents #37 of 91Top 45%
📍 Godalming, CO: #1 of 1 inventorsTop 100%
Overall (All Time): #2,120,748 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D614281 Ionizer unit and frame 2010-04-20
4464626 Mounting structure for dial and pointer electrical instruments David E. Thomas, David W. Simms 1984-08-07