GM

George Briggs Middleton

📍 Portland, OR: #376 of 1,042 inventorsTop 40%
🗺 Oregon: #995 of 2,981 inventorsTop 35%
Overall (2011): #298,333 of 364,097Top 85%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7992837 Techniques and tools for assembling and disassembling compactable molds and forming building blocks Franklin David Davies, Rudolf Alfred Heijden, Richard William Kay, Robert H. Nippert 2011-08-09