TL50ZVBMT,TL50 TOWER LIGHT: 4-COLOR INDICA
TL50ZWBGYR,TL50 TOWER LIGHT: 5-COLOR INDICA
TL50ZWGYRA,TOWER LIGHT: 4-COLOR AUDIBLE IND
TL50ZWRYG,TOWER LIGHT: 4-COLOR INDICATOR;
TL50ZY,TL50 TOWER LIGHT: 1-COLOR INDICA
TL50ZY2A,TOWER LIGHT: 1-COLOR AUDIBLE IND
TL50ZYA,TOWER LIGHT: 1-COLOR AUDIBLE IND
TL50ZYAOS,TOWER LIGHT: 1-COLOR SEALED; OMN
