Elmer L. Knockel

📍 Rochester, MN: #1,585 of 3,042 inventorsTop 55%

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

Overall (All Time): #2,123,570 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D618024	Feathered arrow holder	—	2010-06-22
D618025	Arrowhead arrow holder	—	2010-06-22