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Priority to JP1986029783UpriorityCriticalpatent/JPH0344017Y2/ja
Priority to DE19873706475prioritypatent/DE3706475A1/de
Priority to US07/020,904prioritypatent/US4788731A/en
Priority to GB08704817Aprioritypatent/GB2187090B/en
Publication of JPS62141367UpublicationCriticalpatent/JPS62141367U/ja
Application grantedgrantedCritical
Publication of JPH0344017Y2publicationCriticalpatent/JPH0344017Y2/ja
