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Application filed by Jan GajdosechfiledCriticalJan Gajdosech
Priority to CS874381ApriorityCriticalpatent/CS261430B1/en
Publication of CS438187A1publicationCriticalpatent/CS438187A1/en
Publication of CS261430B1publicationCriticalpatent/CS261430B1/en
CS874381A1987-06-151987-06-15
The method of cleaning internal surfaces, especially branched pipe circuits and equipment for its execution
CS261430B1
(en)