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Priority to PL23266781ApriorityCriticalpatent/PL126325B2/en
Publication of PL232667A2publicationCriticalpatent/PL232667A2/xx
Publication of PL126325B2publicationCriticalpatent/PL126325B2/en
PL23266781A1981-08-171981-08-17Method of manufacture of concrete mortar modifying agenton basis of melamine- or urea-melamine-formaldehyde resin
PL126325B2
(en)