WS

Wilmer G. Schaeff

General Motors: 2 patents #6,250 of 18,328Top 35%
Overall (All Time): #2,307,123 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5088546 Vacuum-assisted counter gravity casting apparatus with valve to prevent flow of melt from mold Anthony C. Greanias, John G. Kubisch, James B. Mercer 1992-02-18
5062466 Countergravity casting apparatus and method John G. Kubisch, James B. Mercer, Thomas E. Wenzel 1991-11-05