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Priority to JP1985011611UpriorityCriticalpatent/JPH0442965Y2/ja
Priority to GB08525005Aprioritypatent/GB2165735B/en
Priority to US06/786,049prioritypatent/US4737067A/en
Priority to CA000492730Aprioritypatent/CA1262242A/en
Publication of JPS61128902UpublicationCriticalpatent/JPS61128902U/ja
Application grantedgrantedCritical
Publication of JPH0442965Y2publicationCriticalpatent/JPH0442965Y2/ja
