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Priority claimed from JP13213679Aexternal-prioritypatent/JPS5657574A/en
Priority claimed from JP15626279Uexternal-prioritypatent/JPS5673672U/ja
Priority claimed from JP1437080Uexternal-prioritypatent/JPS5816460Y2/en
Application filed by Kassai Kabushiki KaishafiledCriticalKassai Kabushiki Kaisha
Priority claimed from EP80303590Aexternal-prioritypatent/EP0027374B1/en
Application grantedgrantedCritical
Publication of ATE9666T1publicationCriticalpatent/ATE9666T1/en