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 JP1989081446UpriorityCriticalpatent/JP2512815Y2/ja
Priority to US07/532,947prioritypatent/US5027615A/en
Publication of JPH0323786UpublicationCriticalpatent/JPH0323786U/ja
Application grantedgrantedCritical
Publication of JP2512815Y2publicationCriticalpatent/JP2512815Y2/ja
