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.)
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Priority to JP7039976ApriorityCriticalpatent/JPS52154282A/ja
Priority to AU17315/76Aprioritypatent/AU500615B2/en
Priority to US05/719,703prioritypatent/US4027190A/en
Priority to CA260,471Aprioritypatent/CA1048101A/en
Priority to GB36758/76Aprioritypatent/GB1558885A/en
Publication of JPS52154282ApublicationCriticalpatent/JPS52154282A/ja
Publication of JPS5540982B2publicationCriticalpatent/JPS5540982B2/ja