RC

Richard E. Crandall

AT American District Telegraph: 1 patents #4 of 10Top 40%
📍 Portland, OR: #13 of 101 inventorsTop 15%
🗺 Oregon: #40 of 384 inventorsTop 15%
Overall (1982): #36,821 of 81,411Top 50%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4321592 Multiple sensor intrusion detection system Sheldon Apsell, Aaron A. Galvin 1982-03-23