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 JP6144874UpriorityCriticalpatent/JPS5316426Y2/ja
Priority to US05/513,086prioritypatent/US3944309A/en
Publication of JPS50150525UpublicationCriticalpatent/JPS50150525U/ja
Application grantedgrantedCritical
Publication of JPS5316426Y2publicationCriticalpatent/JPS5316426Y2/ja