DB

Donald B. Barnett

HR Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natual Resources: 1 patents #1 of 22Top 5%
📍 Saskatoon, CA: #3 of 31 inventorsTop 10%
Overall (1989): #120,012 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4869117 """Polymer packed minitube vapor sampling system""" John M. McAndless, James Robert Hancock, Orville Olm, Terry J. A. Locke, John Maybank 1989-09-26