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 JP17830375UpriorityCriticalpatent/JPS5543539Y2/ja
Priority to GB54147/76Aprioritypatent/GB1564045A/en
Priority to US05/755,056prioritypatent/US4115822A/en
Publication of JPS5292705UpublicationCriticalpatent/JPS5292705U/ja
Application grantedgrantedCritical
Publication of JPS5543539Y2publicationCriticalpatent/JPS5543539Y2/ja
