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Application filed by Clere Parsons Richard, Reginald Belfield, William ChapmanfiledCriticalClere Parsons Richard
Publication of CH22141ApublicationCriticalpatent/CH22141A/de
CH22141A1900-06-201900-06-20Einrichtung an elektrischen Bahnanlagen mit Leitungskanal und Jochen, zum Stützen eines Leiters in dem Kanale
CH22141A
(de)