DB

David E. Brown

CR Clark Reliance: 2 patents #1 of 5Top 20%
📍 Troutdale, OR: #2 of 5 inventorsTop 40%
🗺 Oregon: #74 of 1,007 inventorsTop 8%
Overall (1994): #36,339 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5343826 Fluid indicator assemblies for sight flow apparatus David E. Purcel 1994-09-06
5297429 Sanitary sight indicator David E. Purcel 1994-03-29