GD

Gen Date

UN Unknown: 5 patents #3,065 of 83,584Top 4%
Overall (All Time): #3,465,969 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6672223 High-speed transportation mechanism on rail track — 2004-01-06