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 JP44021067ApriorityCriticalpatent/JPS518317B1/ja
Priority to US18067Aprioritypatent/US3674928A/en
Priority to NL7003478Aprioritypatent/NL7003478A/xx
Priority to CA077198Aprioritypatent/CA928848A/en
Priority to DE19702012623prioritypatent/DE2012623C/de
Priority to GB1220870Aprioritypatent/GB1302130A/en
Priority to FR707009108Aprioritypatent/FR2034944B1/fr
Publication of JPS518317B1publicationCriticalpatent/JPS518317B1/ja