DB

Donald Bell

SE Sewer Rodding Equipment: 1 patents #2 of 3Top 70%
📍 San Fernando, CA: #579 of 2,303 inventorsTop 30%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,595,993 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7133869 Methods and systems for and defining and distributing information alerts Edward Bryan, David T. Bennett, Richard W. Zobel, Jr., Vincent Guilbaud 2006-11-07
D309408 Oyster opener 1990-07-24
4766631 Sewer pipeline hydraulic root cutter apparatus Patrick Crane 1988-08-30