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Priority to JP1424677ApriorityCriticalpatent/JPS5399580A/ja
Publication of JPS5399580ApublicationCriticalpatent/JPS5399580A/ja
Publication of JPS5748325B2publicationCriticalpatent/JPS5748325B2/ja
JP1424677A1977-02-141977-02-14Apparatus for cutting end material welded equipment in heat exchange pipe manufacturing exuipment
GrantedJPS5399580A
(en)