metrograph

metrograph

a device for recording the speed of locomotives and the time, place, and length of all their stops.
See also: Instruments, Railroads
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References in periodicals archive ?
KG 03/A92 Metrograph Maschinen GmbH 10/E12 Michael Huber Austria GmbH 03/C68 Michael Huber Bulgaria GmbH 03/C68 Michael Huber Cz s.