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 JP1976176173UpriorityCriticalpatent/JPS5410878Y2/ja
Priority to GB21651/77Aprioritypatent/GB1580379A/en
Priority to US05/800,030prioritypatent/US4131504A/en
Priority to IT49593/77Aprioritypatent/IT1116651B/it
Priority to FR7717652Aprioritypatent/FR2376031A1/fr
Priority to DE19772740968prioritypatent/DE2740968A1/de
Publication of JPS5394596UpublicationCriticalpatent/JPS5394596U/ja
Application grantedgrantedCritical
Publication of JPS5410878Y2publicationCriticalpatent/JPS5410878Y2/ja
