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 JP1628188UpriorityCriticalpatent/JPH058430Y2/ja
Priority to US07/302,437prioritypatent/US4901396A/en
Publication of JPH01123171UpublicationCriticalpatent/JPH01123171U/ja
Application grantedgrantedCritical
Publication of JPH058430Y2publicationCriticalpatent/JPH058430Y2/ja
