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Priority claimed from DE2757631Aexternal-prioritypatent/DE2757631C2/en
Application filed by Badger Co, Deggendorfer Werft EisenbaufiledCriticalBadger Co
Priority to ZA793079ApriorityCriticalpatent/ZA793079B/en
Publication of ZA793079BpublicationCriticalpatent/ZA793079B/en