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 JP14704385UpriorityCriticalpatent/JPS6254959U/ja
Publication of JPS6254959UpublicationCriticalpatent/JPS6254959U/ja
Priority to US07/492,405prioritypatent/US5199594A/en