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Application filedfiledCritical
Priority to JP1746388UpriorityCriticalpatent/JPH0710940Y2/ja
Priority to US07/307,722prioritypatent/US4925272A/en
Priority to DE3904401Aprioritypatent/DE3904401C2/de
Publication of JPH01123730UpublicationCriticalpatent/JPH01123730U/ja
Application grantedgrantedCritical
Publication of JPH0710940Y2publicationCriticalpatent/JPH0710940Y2/ja
