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Priority to JP1986171211UpriorityCriticalpatent/JPH045558Y2/ja
Priority to DE19873720119prioritypatent/DE3720119A1/de
Priority to FR878708481Aprioritypatent/FR2600353B1/fr
Publication of JPS6376028UpublicationCriticalpatent/JPS6376028U/ja
Priority to US07/373,687prioritypatent/US4899471A/en
Application grantedgrantedCritical
Publication of JPH045558Y2publicationCriticalpatent/JPH045558Y2/ja