SU

Sidney L. Underwood

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,362,066 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7406158 Method and system for playing packetized announcements to telephone network end office switching systems from a centralized digital recorded announcement unit Robert Lowmaster 2008-07-29