PP

Philip Portner

CS C. M. Offray & Son: 1 patents #4 of 15Top 30%
📍 Hagerstown, MD: #113 of 223 inventorsTop 55%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #4,091,175 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4272564 Flexible reflex-reflective article having undulant surface and method of making the same Josef Grewe 1981-06-09