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 JP3028472ApriorityCriticalpatent/JPS5539587B2/ja
Priority to CA164,169Aprioritypatent/CA1015488A/en
Priority to DE19732307794prioritypatent/DE2307794A1/de
Priority to US33354073prioritypatent/US3886226A/en
Publication of JPS4897817ApublicationCriticalpatent/JPS4897817A/ja
Publication of JPS5539587B2publicationCriticalpatent/JPS5539587B2/ja