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Priority to JP45126386ApriorityCriticalpatent/JPS4913457B1/ja
Priority to US00210885Aprioritypatent/US3816838A/en
Priority to SE7116459Aprioritypatent/SE377780B/xx
Priority to DE2164512Aprioritypatent/DE2164512C3/de
Priority to BE777296Aprioritypatent/BE777296A/xx
Priority to CA131205Aprioritypatent/CA937050A/en
Publication of JPS4913457B1publicationCriticalpatent/JPS4913457B1/ja