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Application filed by Inst Tech Forschung U EntwicklfiledCriticalInst Tech Forschung U Entwickl
Application grantedgrantedCritical
Publication of AT180950BpublicationCriticalpatent/AT180950B/de
AT180950D1953-09-251953-09-25Tür bzw. Türelement, insbesondere für Massenbeförderungsmittel wie Eisenbahnen, Straßenbahnen, Autobusse u. ähnl.
AT180950B
(de)