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Application filed by Famur Fabryka Maszyn Gorniczyc, Boleslaw Smialy Kopalnia WeglafiledCriticalFamur Fabryka Maszyn Gorniczyc
Priority to PL29659192ApriorityCriticalpatent/PL296591A1/en
Publication of PL296591A1publicationCriticalpatent/PL296591A1/en