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Priority to AT727375ApriorityCriticalpatent/AT338314B/de
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Publication of AT338314BpublicationCriticalpatent/AT338314B/de
E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
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AT727375A1975-09-231975-09-23Vorrichtung zum beheizen von schwellenfeldern bei eisenbahngleisen od.dgl.
AT338314B
(de)