JR

John A. Roser

DI Datcon Instrument: 1 patents #4 of 5Top 80%
Overall (All Time): #3,711,367 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D378284 Liquid level sender Henry G. Grilk, David P. Riegel 1997-03-04