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 JP2001373ApriorityCriticalpatent/JPS5148390B2/ja
Priority to GB1963073Aprioritypatent/GB1424702A/en
Priority to IT23437/73Aprioritypatent/IT982835B/it
Priority to FR7315465Aprioritypatent/FR2182210B1/fr
Priority to DE2321509Aprioritypatent/DE2321509C3/de
Publication of JPS49110146ApublicationCriticalpatent/JPS49110146A/ja
Publication of JPS5148390B2publicationCriticalpatent/JPS5148390B2/ja