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 JP8634573ApriorityCriticalpatent/JPS539183B2/ja
Priority to US05/492,716prioritypatent/US3998739A/en
Priority to IT69435/74Aprioritypatent/IT1020670B/it
Priority to DE2437364Aprioritypatent/DE2437364A1/de
Publication of JPS5035054ApublicationCriticalpatent/JPS5035054A/ja
Publication of JPS539183B2publicationCriticalpatent/JPS539183B2/ja