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 JP343873ApriorityCriticalpatent/JPS5119962B2/ja
Priority to CA188,870Aprioritypatent/CA989318A/en
Priority to US427691Aprioritypatent/US3927887A/en
Priority to FR7346584Aprioritypatent/FR2212591B1/fr
Priority to GB6002973Aprioritypatent/GB1450140A/en
Priority to DE2364869Aprioritypatent/DE2364869C3/de
Publication of JPS4990901ApublicationCriticalpatent/JPS4990901A/ja
Publication of JPS5119962B2publicationCriticalpatent/JPS5119962B2/ja