CK

Colin R. Keefer

📍 Shavertown, PA: #18 of 29 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,914,267 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4967045 Vertically-mountable pin switch — 1990-10-30