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Priority to JP1984147537UpriorityCriticalpatent/JPH0337364Y2/ja
Priority to GB08523165Aprioritypatent/GB2164832B/en
Priority to AU47898/85Aprioritypatent/AU577155B2/en
Priority to CA000491807Aprioritypatent/CA1247919A/en
Priority to US06/782,542prioritypatent/US4669549A/en
Publication of JPS6160604UpublicationCriticalpatent/JPS6160604U/ja
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Publication of JPH0337364Y2publicationCriticalpatent/JPH0337364Y2/ja