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 JP1981036025UpriorityCriticalpatent/JPH018547Y2/ja
Publication of JPS57149272UpublicationCriticalpatent/JPS57149272U/ja
Application grantedgrantedCritical
Publication of JPH018547Y2publicationCriticalpatent/JPH018547Y2/ja