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Application filedfiledCritical
Priority to JP4916086UpriorityCriticalpatent/JPH0630574Y2/ja
Priority to US07/030,630prioritypatent/US4840325A/en
Priority to DE8787302842Tprioritypatent/DE3783494T2/de
Priority to EP87302842Aprioritypatent/EP0240339B1/en
Priority to CA000533624Aprioritypatent/CA1297465C/en
Publication of JPS62161069UpublicationCriticalpatent/JPS62161069U/ja
Application grantedgrantedCritical
Publication of JPH0630574Y2publicationCriticalpatent/JPH0630574Y2/ja