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Application filed by ダイワ精工株式会社filedCriticalダイワ精工株式会社
Priority to JP1984054541UpriorityCriticalpatent/JPS60166529U/ja
Priority to US06/721,286prioritypatent/US4653216A/en
Publication of JPS60166529UpublicationCriticalpatent/JPS60166529U/ja
Application grantedgrantedCritical
Publication of JPH036421Y2publicationCriticalpatent/JPH036421Y2/ja