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Application filedfiledCritical
Priority to JP6566290UpriorityCriticalpatent/JPH088351Y2/ja
Priority to US07/717,570prioritypatent/US5137128A/en
Priority to DE4120243Aprioritypatent/DE4120243C2/de
Publication of JPH0423831UpublicationCriticalpatent/JPH0423831U/ja
Application grantedgrantedCritical
Publication of JPH088351Y2publicationCriticalpatent/JPH088351Y2/ja
