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Application filedfiledCritical
Priority to JP4933089UpriorityCriticalpatent/JPH0345959Y2/ja
Priority to US07/512,962prioritypatent/US5207547A/en
Priority to IT47879Aprioritypatent/IT1240447B/it
Priority to DE4013066Aprioritypatent/DE4013066C2/de
Publication of JPH02140986UpublicationCriticalpatent/JPH02140986U/ja
Application grantedgrantedCritical
Publication of JPH0345959Y2publicationCriticalpatent/JPH0345959Y2/ja
