Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Priority to JP1985164652UpriorityCriticalpatent/JPS6275537U/ja
Priority to DE3635768Aprioritypatent/DE3635768C2/de
Publication of JPS6275537UpublicationCriticalpatent/JPS6275537U/ja
Priority to US07/287,542prioritypatent/US4999617A/en
