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 JP3124074ApriorityCriticalpatent/JPS5515148B2/ja
Priority to CA222,279Aprioritypatent/CA1026454A/en
Publication of JPS50132816ApublicationCriticalpatent/JPS50132816A/ja
Priority to US05/728,884prioritypatent/US4104679A/en
Publication of JPS5515148B2publicationCriticalpatent/JPS5515148B2/ja