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 JP4561369ApriorityCriticalpatent/JPS541284B1/ja
Priority to GB2797070Aprioritypatent/GB1307582A/en
Priority to DE2028183Aprioritypatent/DE2028183B2/de
Priority to US45213Aprioritypatent/US3674651A/en
Priority to FR7021346Aprioritypatent/FR2051042A5/fr
Publication of JPS541284B1publicationCriticalpatent/JPS541284B1/ja