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Application filed by Schkeuditz Masch & ApparatefiledCriticalSchkeuditz Masch & Apparate
Priority to DD27781085ApriorityCriticalpatent/DD238643B3/de
Publication of DD238643A1publicationCriticalpatent/DD238643A1/de
Publication of DD238643B3publicationCriticalpatent/DD238643B3/de