CP

Charles Piotrowski

SC Sheffer Collet: 1 patents #7 of 8Top 90%
📍 Suttons Bay, MI: #14 of 23 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #4,062,832 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4422653 Chuck for tubular workpieces — 1983-12-27