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Application filed by Hivag Handels U Ind VerwaltungfiledCriticalHivag Handels U Ind Verwaltung
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Publication of AT181736BpublicationCriticalpatent/AT181736B/de
AT181736D1951-12-271952-07-10Metallischer, den Raum frei überspannender, wölbbarer und aus mindestens zwei Elementen bestehender Schalungsträger
AT181736B
(de)