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 JP49001216ApriorityCriticalpatent/JPS5097336A/ja
Priority to DE2451676Aprioritypatent/DE2451676C3/de
Publication of JPS5097336ApublicationCriticalpatent/JPS5097336A/ja
Priority to US06/664,924prioritypatent/US4534640A/en