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Priority to PL17680574ApriorityCriticalpatent/PL96090B1/pl
Publication of PL96090B1publicationCriticalpatent/PL96090B1/pl
PL17680574A1974-12-231974-12-23Urzadzenie do pomiaru powierzchni wlasciwej granulatow i materialow sproszkowanych metoda desorpcji azotu
PL96090B1
(pl)