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Priority to JP1405674UpriorityCriticalpatent/JPS50106724U/ja
Priority to US05/544,388prioritypatent/US4007663A/en
Priority to GB427875Aprioritypatent/GB1482817A/en
Priority to DE19752504562prioritypatent/DE2504562C3/de
Priority to FR7503639Aprioritypatent/FR2260003B1/fr
Priority to CH114075Aprioritypatent/CH592247A5/xx
Publication of JPS50106724UpublicationCriticalpatent/JPS50106724U/ja