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Application filedfiledCritical
Priority to JP1988156578UpriorityCriticalpatent/JPH0433195Y2/ja
Priority to GB8927007Aprioritypatent/GB2227468B/en
Priority to US07/443,631prioritypatent/US5010835A/en
Publication of JPH0277198UpublicationCriticalpatent/JPH0277198U/ja
Application grantedgrantedCritical
Publication of JPH0433195Y2publicationCriticalpatent/JPH0433195Y2/ja
Priority to KR2019960005552Uprioritypatent/KR960005215Y1/ko
