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Priority claimed from JP50084111Aexternal-prioritypatent/JPS5224176A/en
Priority claimed from JP3559376Aexternal-prioritypatent/JPS52119486A/en
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Publication of SU721006A3publicationCriticalpatent/SU721006A3/en
Publication of SU721006A1publicationCriticalpatent/SU721006A1/en
SU2632157A1975-07-091978-07-06Heterogenous cation-exchange membrane in the form of two glued fluorocarbon polymeric films and its production method
SU721006A1
(en)