RB

Robert R. Beffel

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,817,615 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5187733 Verification of subscriber lines prior to cutover to a new switching system Ellen R. Blood, Paul R. Bufkin, Bernard M. Dennison, Jerry G. Miller, James L. Turner 1993-02-16