Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
B61L23/10—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only manually operated, e.g. block arrangements
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Vibration Prevention Devices
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Supporting Of Heads In Record-Carrier Devices
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