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Publication date
Application filedfiledCritical
Priority to JP1988010556UpriorityCriticalpatent/JPH085043Y2/ja
Priority to US07/302,975prioritypatent/US4948164A/en
Priority to DE89101567Tprioritypatent/DE68909257T2/de
Priority to EP89101567Aprioritypatent/EP0326180B1/en
Publication of JPH01114409UpublicationCriticalpatent/JPH01114409U/ja
Application grantedgrantedCritical
Publication of JPH085043Y2publicationCriticalpatent/JPH085043Y2/ja
