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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP8337072UpriorityCriticalpatent/JPS525691Y2/ja
Priority to GB3380873Aprioritypatent/GB1424567A/en
Publication of JPS4943216UpublicationCriticalpatent/JPS4943216U/ja
Application grantedgrantedCritical
Publication of JPS525691Y2publicationCriticalpatent/JPS525691Y2/ja