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 JP3466074UpriorityCriticalpatent/JPS50123095U/ja
Priority to GB2146677Aprioritypatent/GB1490857A/en
Priority to GB47271/74Aprioritypatent/GB1490855A/en
Priority to GB2146577Aprioritypatent/GB1490856A/en
Priority to US05/520,039prioritypatent/US3994366A/en
Publication of JPS50123095UpublicationCriticalpatent/JPS50123095U/ja