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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Priority to JP5858574ApriorityCriticalpatent/JPS5421984B2/ja
Priority to US05/572,702prioritypatent/US3991295A/en
Priority to GB20405/75Aprioritypatent/GB1503002A/en
Priority to AU81163/75Aprioritypatent/AU491523B2/en
Priority to CA227,184Aprioritypatent/CA1032615A/en
Publication of JPS50150042ApublicationCriticalpatent/JPS50150042A/ja
Publication of JPS5421984B2publicationCriticalpatent/JPS5421984B2/ja