JR

John A. Roser

DI Datcon Instrument: 1 patents #1 of 3Top 35%
📍 Elizabethtown, PA: #2 of 9 inventorsTop 25%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #126,413 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

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