CW

Charles F. Walker

AT AT&T: 2 patents #7,280 of 18,772Top 40%
Overall (All Time): #2,349,383 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4606043 Programmable automatic cable equalizer Thomas J. Aprille, Yen-Long Kuo 1986-08-12
4499455 Alarm circuit interface units Michael A. Leveille 1985-02-12