127194 ⎘
Fastening rails on sleepers, or the like; Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor Fastening on wooden or concrete sleepers or on masonry without clamp members
Sub-classes:Railway tie plate retention devices and methods to facilitate railway tie replacement
#2Railway tie plate retention devices and methods to facilitate railway tie replacement
#3Track, travel path forming unit, track laying method, and track maintenance method
#4Railway tie plate retention devices and methods to facilitate railway tie replacement
#5Rail seat crown and concrete rail tie having the same