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Application filed by Nii Komun Vodosnabzh Pamfilova, P Bjuro Kom Khoz Pamfilova, Azerb Inst VodnykhfiledCriticalNii Komun Vodosnabzh Pamfilova
Priority to YU157189ApriorityCriticalpatent/YU46342B/en
Publication of YU157189ApublicationCriticalpatent/YU157189A/en
Publication of YU46342BpublicationCriticalpatent/YU46342B/en