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Priority to JP971389UpriorityCriticalpatent/JPH081991Y2/ja
Priority to US07/400,570prioritypatent/US5026127A/en
Priority to GB8919842Aprioritypatent/GB2224323B/en
Priority to DE3929464Aprioritypatent/DE3929464A1/de
Publication of JPH02100869UpublicationCriticalpatent/JPH02100869U/ja
Application grantedgrantedCritical
Publication of JPH081991Y2publicationCriticalpatent/JPH081991Y2/ja