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B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
B61L5/12—Visible signals
B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
B61L5/1809—Daylight signals
B61L5/1881—Wiring diagrams for power supply, control or testing
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Engineering & Computer Science
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FR32491D1926-11-081926-11-08
Remote controller for switching on and off signal lanterns
ExpiredFR32491E
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