PTXI by CARTERFONE COMMUNICATIONS CORPORATION (Track this)
Intl: (041) Education and entertainment US: 107 Filing date: 22-Mar-1989 Serial number: 73788359
TXI by TEXAS INDUSTRIES, INC. (Track this)
Intl: (019) Nonmetallic building materials US: 012 Filing date: 22-Dec-1965 Serial number: 72235137