Darrell D. Vik

📍 Beresford, SD: #15 of 17 inventorsTop 90%

🗺 South Dakota: #1,077 of 2,308 inventorsTop 50%

Overall (All Time): #4,075,539 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4348989	Adjustable waterer	—	1982-09-14