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Application filed by Schweizerische LokomotivfiledCriticalSchweizerische Lokomotiv
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Publication of AT183420BpublicationCriticalpatent/AT183420B/en
AT183420D1952-11-211953-10-13
Steam generator with a pre-boiler designed as a water tube boiler and a downstream smoke tube multi-pass boiler
AT183420B
(en)