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Priority to JP49025420ApriorityCriticalpatent/JPS50119651A/ja
Priority to US05/516,679prioritypatent/US4006343A/en
Priority to DE19742449958prioritypatent/DE2449958B2/de
Priority to CA211,992Aprioritypatent/CA1039403A/en
Priority to FR7435396Aprioritypatent/FR2257959B1/fr
Priority to GB4586074Aprioritypatent/GB1474478A/en
Publication of JPS50119651ApublicationCriticalpatent/JPS50119651A/ja