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 JP4894087UpriorityCriticalpatent/JPH0639052Y2/ja
Priority to US07/176,350prioritypatent/US4794886A/en
Publication of JPS63156422UpublicationCriticalpatent/JPS63156422U/ja
Application grantedgrantedCritical
Publication of JPH0639052Y2publicationCriticalpatent/JPH0639052Y2/ja
