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 JP3068685UpriorityCriticalpatent/JPH036573Y2/ja
Priority to DE3542702Aprioritypatent/DE3542702C2/de
Priority to US06/804,450prioritypatent/US4784026A/en
Publication of JPS61145719UpublicationCriticalpatent/JPS61145719U/ja
Application grantedgrantedCritical
Publication of JPH036573Y2publicationCriticalpatent/JPH036573Y2/ja