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 JP4528988UpriorityCriticalpatent/JPH01149515U/ja
Priority to US07/291,273prioritypatent/US4916897A/en
Priority to DE3900155Aprioritypatent/DE3900155A1/de
Publication of JPH01149515UpublicationCriticalpatent/JPH01149515U/ja
