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Priority to JP11504390UpriorityCriticalpatent/JPH087144Y2/ja
Priority to US07/783,675prioritypatent/US5428289A/en
Priority to DE19914135789prioritypatent/DE4135789C2/de
Priority to GB9123005Aprioritypatent/GB2249397B/en
Publication of JPH0474730UpublicationCriticalpatent/JPH0474730U/ja
Application grantedgrantedCritical
Publication of JPH087144Y2publicationCriticalpatent/JPH087144Y2/ja