WR

William L. Royal

Overall (All Time): #3,826,638 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5220942 Extensible indicator post for valve assemblies Joseph D. Garvin, Jr., Timothy M. Logman, Jeffrey A. Tapparo 1993-06-22