1
Jeremy S Waldrop: Car identification and ordering system. Zeftron, Lloyd L Zickert, July 7, 1998: US05777547 (40 worldwide citation)

A car identification and ordering system for trains which identifies each car in the train, the order of those cars, the total number of cars in the train, and the identification of the last car in the train. The car identification and ordering system may work in conjunction with an electronic pneum ...


2
Waldrop Jeremy S: Car identification and ordering system. Zeftron, ZICKERT Lloyd L, May 14, 1998: WO/1998/019885

A car identification and ordering system for trains which identifies each car in the train, the order of those cars, the total number of cars in the train, and the identification of the last car in the train. The car identification and ordering system includes a master controller (20, 120) on the lo ...