DS

Douglas Allan Steane

📍 Fergus, CA: #20 of 64 inventorsTop 35%
Overall (All Time): #2,224,040 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6200140 Double-beam math balance — 2001-03-13
5951406 Adjustable see-saw apparatus — 1999-09-14