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
B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
B61L7/06—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission
B61L7/066—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission using electrically controlled fluid-pressure operated driving means