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 JP1978158451UpriorityCriticalpatent/JPS6145335Y2/ja
Priority to US06/092,753prioritypatent/US4315493A/en
Priority to FR7928215Aprioritypatent/FR2441737B1/fr
Publication of JPS5573557UpublicationCriticalpatent/JPS5573557U/ja
Application grantedgrantedCritical
Publication of JPS6145335Y2publicationCriticalpatent/JPS6145335Y2/ja