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Application filedfiledCritical
Priority to JP1988093598UpriorityCriticalpatent/JPH0650848Y2/ja
Priority to US07/321,860prioritypatent/US5105320A/en
Priority to DE3908469Aprioritypatent/DE3908469A1/de
Publication of JPH0216445UpublicationCriticalpatent/JPH0216445U/ja
Application grantedgrantedCritical
Publication of JPH0650848Y2publicationCriticalpatent/JPH0650848Y2/ja
