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 JP1977023794UpriorityCriticalpatent/JPS608551Y2/ja
Priority to CA296,534Aprioritypatent/CA1103298A/en
Priority to US05/877,286prioritypatent/US4259603A/en
Priority to GB5706/78Aprioritypatent/GB1577275A/en
Priority to DE19782807655prioritypatent/DE2807655A1/de
Priority to FR7805429Aprioritypatent/FR2382124A1/fr
Publication of JPS53118011UpublicationCriticalpatent/JPS53118011U/ja
Application grantedgrantedCritical
Publication of JPS608551Y2publicationCriticalpatent/JPS608551Y2/ja