HG

Howard L. Grisel

📍 Roseburg, OR: #44 of 103 inventorsTop 45%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,843,094 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5085511 Loaded shotgun shell testing apparatus used to visually inspect, via transmitted light images, the internal arrangement of the powder, wad, and shot 1992-02-04