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Application filed by Os Bad Rozwojowy Tech GeofiledCriticalOs Bad Rozwojowy Tech Geo
Priority to PL25147585ApriorityCriticalpatent/PL146513B1/en
Publication of PL251475A1publicationCriticalpatent/PL251475A1/en
Publication of PL146513B1publicationCriticalpatent/PL146513B1/en
PL25147585A1985-01-071985-01-07Method of smoothening and polishing surfaces of hard andsuperhard natural or synthetic material grain or bodies
PL146513B1
(en)