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Priority to JP1990077472UpriorityCriticalpatent/JP2520335Y2/ja
Priority to DE69132099Tprioritypatent/DE69132099T2/de
Priority to DE69114734Tprioritypatent/DE69114734T2/de
Priority to EP93119119Aprioritypatent/EP0588382B1/en
Priority to EP91100998Aprioritypatent/EP0442309B1/en
Publication of JPH0437536UpublicationCriticalpatent/JPH0437536U/ja
Priority to US07/877,360prioritypatent/US5172869A/en
Application grantedgrantedCritical
Publication of JP2520335Y2publicationCriticalpatent/JP2520335Y2/ja