GT

Graham J. Trott

TO The Post Office: 1 patents #28 of 117Top 25%
Overall (All Time): #4,036,826 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4456789 Audio teleconferencing Ian S. Groves, David R. Guard, John G. Bunting, Christopher E. Rowlands, Edwin J. Powter +1 more 1984-06-26