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 JP9296985UpriorityCriticalpatent/JPH0331842Y2/ja
Priority to CA000495716Aprioritypatent/CA1274815A/en
Priority to US06/802,224prioritypatent/US4702150A/en
Priority to AU53355/86Aprioritypatent/AU572720B2/en
Publication of JPS622807UpublicationCriticalpatent/JPS622807U/ja
Application grantedgrantedCritical
Publication of JPH0331842Y2publicationCriticalpatent/JPH0331842Y2/ja