FF

Frank W. Fork

HR H. H. Robertson: 4 patents #5 of 27Top 20%
📍 Washington, PA: #152 of 552 inventorsTop 30%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,302,560 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4805358 Electrical trench assembly 1989-02-21
4323723 Surface mounted outlet unit Charles J. Kelly 1982-04-06
4297524 Electrical activating assembly and receptacle support means therefor 1981-10-27
4194332 Electrical wiring distribution system 1980-03-25