AS

Alfred Stella

Overall (All Time): #2,167,322 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7024314 Sewerage pipe inspection vehicle having a gas sensor Ray Boyles 2006-04-04
6832164 Sewerage pipe inspection vehicle having a gas sensor Ray Boyles 2004-12-14