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Application filedfiledCritical
Priority to JP1988061840UpriorityCriticalpatent/JPH0625378Y2/ja
Priority to DE3910894Aprioritypatent/DE3910894C3/de
Publication of JPH01170017UpublicationCriticalpatent/JPH01170017U/ja
Priority to US07/579,350prioritypatent/US5066068A/en
Application grantedgrantedCritical
Publication of JPH0625378Y2publicationCriticalpatent/JPH0625378Y2/ja
