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 JP3680188UpriorityCriticalpatent/JPH0542431Y2/ja
Priority to US07/256,794prioritypatent/US4928826A/en
Priority to DE3835305Aprioritypatent/DE3835305C2/de
Publication of JPH01140538UpublicationCriticalpatent/JPH01140538U/ja
Application grantedgrantedCritical
Publication of JPH0542431Y2publicationCriticalpatent/JPH0542431Y2/ja
