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 JP44030863ApriorityCriticalpatent/JPS502091B1/ja
Priority to US23682Aprioritypatent/US3624308A/en
Priority to GB1716170Aprioritypatent/GB1308192A/en
Priority to BE748907Dprioritypatent/BE748907A/xx
Priority to FR7013409Aprioritypatent/FR2043308A5/fr
Priority to DE2018838Aprioritypatent/DE2018838C3/de
Priority to NL7005502Aprioritypatent/NL7005502A/xx
Publication of JPS502091B1publicationCriticalpatent/JPS502091B1/ja