DB

Douglas G. Bruce

📍 Calgary, CA: #20 of 250 inventorsTop 8%
Overall (2003): #69,774 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6554079 Earth working disc with large notches 2003-04-29
6508147 Earth working sweep 2003-01-21