Walter E. Welander

📍 Virginia, MN: #20 of 60 inventorsTop 35%

🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%

Overall (All Time): #2,345,657 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4711137	Mechanical automatic transmission	—	1987-12-08
4435995	Positive drive differential for vehicle including tractors	—	1984-03-13