68595 ⎘
Local operating mechanisms for points or track-mounted scotch-blocks ; Visible or audible signals; Local operating mechanisms for visible or audible signals; Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means Construction of driving mechanism
Switch devices and methods for moving switch rails
#2Track switching apparatus for rail trolleys
#3Railroad switch circuit controller assembly
#4Track switch
#5Submersible switch point machine
#6SWITCHING MACHINE FOR A RAILROAD
#7Railway point crank system
#8Swivel point connector for railroad switches
#9Track-switching device and method
#10RAILWAY TRACK SWITCH
#11Railroad switch stand having flood protection structure
#12Railway track switch
#13Railroad yard switch machine
#14Movable point frog switching assembly
#15Switch machine for railway and tramway switches or the like
#16Switch machine improvements