WS

William E. Shaffer

SM Sandvik Special Metals: 1 patents #6 of 18Top 35%
Overall (All Time): #3,792,320 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5292143 Bicycle drop-out and method of attachment Dennis J. Stauch 1994-03-08