Appeal No. 1999-0172 Application 08/334,733 a plurality of remote receivers attachable to said freight containers for receiving global positioning signals from the global positioning satellite system, each remote receiver including a transmitter; a base station; 3Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007