WM

William B. McKenzie

TK Thermo King: 1 patents #268 of 483Top 60%
Overall (All Time): #3,892,228 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5074329 Three-way valve for a refrigeration system Robert K. Havemann, Darrel J. Hokanson 1991-12-24