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Priority to JP1990084945UpriorityCriticalpatent/JP2526533Y2/ja
Priority to US07/672,475prioritypatent/US5170860A/en
Priority to DE4110115Aprioritypatent/DE4110115C2/de
Publication of JPH0442241UpublicationCriticalpatent/JPH0442241U/ja
Application grantedgrantedCritical
Publication of JP2526533Y2publicationCriticalpatent/JP2526533Y2/ja
