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Priority to JP50067811ApriorityCriticalpatent/JPS51143907A/ja
Publication of JPS51143907ApublicationCriticalpatent/JPS51143907A/ja
Publication of JPS5510468B2publicationCriticalpatent/JPS5510468B2/ja
JP50067811A1975-06-051975-06-05Method of connecting the upper edge of side plate and the roof plate o f fixed- system roof-type tank
GrantedJPS51143907A
(en)