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.)
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Publication date
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Priority to JP4196672ApriorityCriticalpatent/JPS5314162B2/ja
Priority to CA159,824Aprioritypatent/CA1036224A/en
Priority to AU50415/72Aprioritypatent/AU456517B2/en
Publication of JPS494908ApublicationCriticalpatent/JPS494908A/ja
Priority to US05/597,331prioritypatent/US4013841A/en
Publication of JPS5314162B2publicationCriticalpatent/JPS5314162B2/ja
