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Priority to JP1988096180UpriorityCriticalpatent/JPH0217995U/ja
Priority to US07/376,323prioritypatent/US5012169A/en
Priority to GB8916525Aprioritypatent/GB2222277B/en
Priority to FR8909804Aprioritypatent/FR2639774B1/fr
Priority to DE3924004Aprioritypatent/DE3924004A1/de
Priority to KR1019890010273Aprioritypatent/KR930005881B1/ko
Publication of JPH0217995UpublicationCriticalpatent/JPH0217995U/ja