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Publication date
Application filedfiledCritical
Priority to JP1980008061UpriorityCriticalpatent/JPS605523Y2/ja
Priority to US06/225,124prioritypatent/US4344063A/en
Priority to CA000369175Aprioritypatent/CA1154838A/en
Publication of JPS56110604UpublicationCriticalpatent/JPS56110604U/ja
Application grantedgrantedCritical
Publication of JPS605523Y2publicationCriticalpatent/JPS605523Y2/ja