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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Publication date
Application filedfiledCritical
Priority to JP1022272UpriorityCriticalpatent/JPS5343928Y2/ja
Priority to DE19732303419prioritypatent/DE2303419C3/de
Publication of JPS4886207UpublicationCriticalpatent/JPS4886207U/ja
Priority to US05/676,783prioritypatent/US4096828A/en
Application grantedgrantedCritical
Publication of JPS5343928Y2publicationCriticalpatent/JPS5343928Y2/ja
