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Application filed by Institutul De Cercetari,RofiledCriticalInstitutul De Cercetari,Ro
Priority to RO7582440ApriorityCriticalpatent/RO73874A2/ro
Publication of RO73874A2publicationCriticalpatent/RO73874A2/ro
RO7582440A1975-06-051975-06-05Structura textila stratificata,destinata in special pentru filtrarea aerului si procedeu de obtinere a acestuia
RO73874A2
(ro)