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 JP1983197469UpriorityCriticalpatent/JPS60104552U/ja
Publication of JPS60104552UpublicationCriticalpatent/JPS60104552U/ja
Priority to US06/881,582prioritypatent/US4691201A/en
Application grantedgrantedCritical
Publication of JPH0139343Y2publicationCriticalpatent/JPH0139343Y2/ja