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 JP1990037501UpriorityCriticalpatent/JP2537815Y2/ja
Priority to US07/649,662prioritypatent/US5179977A/en
Priority to DE19914105322prioritypatent/DE4105322C2/de
Publication of JPH03127874UpublicationCriticalpatent/JPH03127874U/ja
Application grantedgrantedCritical
Publication of JP2537815Y2publicationCriticalpatent/JP2537815Y2/ja
