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Application filed by Aladar Kovacs-Sebesteny, Rezsoe PokafiledCriticalAladar Kovacs-Sebesteny
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Publication of AT23739BpublicationCriticalpatent/AT23739B/en
AT23739D1904-12-241904-12-24
Process for the production of concrete pipes, channels, tunnels, etc. from reinforced concrete and scaffolding frames.
AT23739B
(en)