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 JP11840172ApriorityCriticalpatent/JPS5339088B2/ja
Priority to US394271Aprioritypatent/US3886589A/en
Priority to GB4160573Aprioritypatent/GB1448143A/en
Priority to CA180,889Aprioritypatent/CA1006263A/en
Priority to DE19732346019prioritypatent/DE2346019C3/de
Priority to FR7332805Aprioritypatent/FR2209265B1/fr
Publication of JPS4976422ApublicationCriticalpatent/JPS4976422A/ja
Publication of JPS5339088B2publicationCriticalpatent/JPS5339088B2/ja