Donovan E. Toews

HL Husky Oil Operations Limited: 1 patents #14 of 34Top 45%

📍 Lashburn, CA: #3 of 3 inventorsTop 100%

Overall (All Time): #3,964,622 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4790800	Belt tightening assembly	Alvin M. Toews	1988-12-13