DB

Darren Bartels

📍 Hamilton, CA: #16 of 62 inventorsTop 30%
Overall (2011): #325,928 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7966772 Tubular insert for excavated hole with safety cover Bernard George Bartels, Marc Jean-Luc Beaudry, Darren Van Buuren 2011-06-28