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Application filedfiledCritical
Priority to JP1989039299UpriorityCriticalpatent/JPH073867Y2/ja
Priority to US07/422,224prioritypatent/US4996829A/en
Priority to GB8923382Aprioritypatent/GB2223660B/en
Priority to DE3934636Aprioritypatent/DE3934636A1/de
Priority to FR8913538Aprioritypatent/FR2637767B1/fr
Publication of JPH02131836UpublicationCriticalpatent/JPH02131836U/ja
Application grantedgrantedCritical
Publication of JPH073867Y2publicationCriticalpatent/JPH073867Y2/ja