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John E. Siekert

BD Burley Design: 1 patents #20 of 31Top 65%
Overall (All Time): #3,945,689 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4721320 Bicycle trailer hitch Bruce W. Creps, Donald A. George, Peter B. Berry, Robert C. Nyquist, Jeffrey B. Nyquist 1988-01-26