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Priority to JP1988141421UpriorityCriticalpatent/JP2513995Y2/ja
Priority to US07/426,748prioritypatent/US5121165A/en
Priority to DE68916745Tprioritypatent/DE68916745T2/de
Priority to EP89119839Aprioritypatent/EP0366113B1/en
Publication of JPH0262570UpublicationCriticalpatent/JPH0262570U/ja
Application grantedgrantedCritical
Publication of JP2513995Y2publicationCriticalpatent/JP2513995Y2/ja