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 JP13507572UpriorityCriticalpatent/JPS5419874Y2/ja
Priority to DE2358168Aprioritypatent/DE2358168C2/de
Priority to US418283Aprioritypatent/US3887928A/en
Priority to GB5482673Aprioritypatent/GB1444568A/en
Publication of JPS4990016UpublicationCriticalpatent/JPS4990016U/ja
Application grantedgrantedCritical
Publication of JPS5419874Y2publicationCriticalpatent/JPS5419874Y2/ja
