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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 JP9055876UpriorityCriticalpatent/JPS5629906Y2/ja
Priority to US05/756,256prioritypatent/US4145591A/en
Priority to GB195/77Aprioritypatent/GB1518251A/en
Priority to DE19772701644prioritypatent/DE2701644A1/de
Priority to FR7701909Aprioritypatent/FR2339315A1/fr
Publication of JPS539540UpublicationCriticalpatent/JPS539540U/ja
Application grantedgrantedCritical
Publication of JPS5629906Y2publicationCriticalpatent/JPS5629906Y2/ja