CK

Charles J. Kelly

HR H. H. Robertson: 1 patents #1 of 4Top 25%
UN Unknown: 1 patents #112 of 1,079Top 15%
📍 Pittsburgh, PA: #22 of 224 inventorsTop 10%
🗺 Pennsylvania: #204 of 2,652 inventorsTop 8%
Overall (1982): #15,600 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4362079 Accentuator plate for vibrating soundboard in stringed musical instruments 1982-12-07
4323723 Surface mounted outlet unit Frank W. Fork 1982-04-06