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 JP13014976ApriorityCriticalpatent/JPS5354997A/ja
Priority to US05/845,716prioritypatent/US4168449A/en
Priority to DE2748566Aprioritypatent/DE2748566C3/de
Publication of JPS5354997ApublicationCriticalpatent/JPS5354997A/ja
Publication of JPS5628350B2publicationCriticalpatent/JPS5628350B2/ja