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 JP1975007304UpriorityCriticalpatent/JPS5538129Y2/ja
Priority to US05/648,296prioritypatent/US4082636A/en
Priority to DE2601066Aprioritypatent/DE2601066B2/de
Publication of JPS5189249UpublicationCriticalpatent/JPS5189249U/ja
Application grantedgrantedCritical
Publication of JPS5538129Y2publicationCriticalpatent/JPS5538129Y2/ja
