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Mark J. Bonnema

TS The Shaw-Walker: 1 patents #6 of 19Top 35%
📍 East Grand Rapids, MI: #50 of 81 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,859,707 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5149035 Chair base and post assembly for an office chair David Morrison 1992-09-22