发明申请
US20060102804A1 Movable point frog switching assembly 有权
活动点青蛙切换组件

Movable point frog switching assembly
摘要:
A lost motion apparatus for adapting a typical in-tie switch machine, designed for use with interconnected switch points, to be used as an in-tie machine for moving the movable V-point of a movable point frog assembly.
公开/授权文献
信息查询
0/0