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 JP49025965ApriorityCriticalpatent/JPS50120324A/ja
Priority to GB8838/75Aprioritypatent/GB1503613A/en
Priority to CA221,340Aprioritypatent/CA1036848A/en
Priority to IT20964/75Aprioritypatent/IT1033453B/it
Priority to US05/555,731prioritypatent/US3939750A/en
Publication of JPS50120324ApublicationCriticalpatent/JPS50120324A/ja