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 JP11512579UpriorityCriticalpatent/JPS606181Y2/ja
Priority to CA348,074Aprioritypatent/CA1109684A/en
Priority to US06/134,322prioritypatent/US4291522A/en
Priority to FR8007527Aprioritypatent/FR2453586A1/fr
Priority to GB8011711Aprioritypatent/GB2049386B/en
Publication of JPS5630732UpublicationCriticalpatent/JPS5630732U/ja
Application grantedgrantedCritical
Publication of JPS606181Y2publicationCriticalpatent/JPS606181Y2/ja
