WC

William E. Carnahan

WS Weirton Steeel: 2 patents #16 of 42Top 40%
Overall (All Time): #2,272,408 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5657603 Preparing sheet metal and fabricating roofing shingles Robert R. Goodhart, Jane M. Brown 1997-08-19
5495654 Preparing sheet metal and fabricating roofing shingles Robert R. Goodhart, Jane M. Brown 1996-03-05