Describes method and apparatus for recording speed of trains passing a given section of 50 m. in length; measured by length of a strip of paper of a Morse writer pulled during the interval; of special use for checking pull-up at danger signals.
Checking train speeds
Ueberwachung der Zuggeschwindigkeit
Organ fur die Fortschritte des Eisenbahnwesens ; 80 , n 19
1925
3 pages
4 Figs.
Article (Journal)
German
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