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Application filed by Huta LabedyfiledCriticalHuta Labedy
Priority to PL19994777ApriorityCriticalpatent/PL199947A1/en
Publication of PL199947A1publicationCriticalpatent/PL199947A1/en
ALLOY STEEL, ESPECIALLY FOR CORRIDED SHAPES FOR THE PRACTICAL HOUSING COVERS, AND THE MANUFACTURING OF THE TRAILER SHAPES FOR THE PRACTICAL HOUSING OF MINER PATHWAYS