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Priority to JP16121187UpriorityCriticalpatent/JPH0448443Y2/ja
Priority to US07/258,313prioritypatent/US4905580A/en
Priority to DE3835614Aprioritypatent/DE3835614A1/de
Publication of JPH0166544UpublicationCriticalpatent/JPH0166544U/ja
Application grantedgrantedCritical
Publication of JPH0448443Y2publicationCriticalpatent/JPH0448443Y2/ja