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 JP10325476UpriorityCriticalpatent/JPS5519695Y2/ja
Priority to CA278,673Aprioritypatent/CA1065924A/en
Priority to AU25228/77Aprioritypatent/AU511568B2/en
Priority to FR7715855Aprioritypatent/FR2352975A1/fr
Publication of JPS5322421UpublicationCriticalpatent/JPS5322421U/ja
Priority to US05/921,284prioritypatent/US4135277A/en
Application grantedgrantedCritical
Publication of JPS5519695Y2publicationCriticalpatent/JPS5519695Y2/ja
