KB

Karl Van Blankemburg

📍 Big Rapids, MI: #191 of 351 inventorsTop 55%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,823,050 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5207454 In-line roller skate with ball rollers Karl Blankenburg 1993-05-04