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Application filedfiledCritical
Priority to JP6215487UpriorityCriticalpatent/JPH0342013Y2/ja
Priority to US07/167,842prioritypatent/US4802581A/en
Priority to GB8808254Aprioritypatent/GB2205084B/en
Priority to KR2019880005354Uprioritypatent/KR920003407Y1/ko
Priority to IN315/CAL/88Aprioritypatent/IN169736B/en
Priority to DE3813318Aprioritypatent/DE3813318C2/de
Publication of JPS63170429UpublicationCriticalpatent/JPS63170429U/ja
Application grantedgrantedCritical
Publication of JPH0342013Y2publicationCriticalpatent/JPH0342013Y2/ja