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Individual
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Individual
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Priority to AU12596/14ApriorityCriticalpatent/AU1259614B/en
Priority claimed from AU12596/14Aexternal-prioritypatent/AU1259614B/en
Publication of AU1259614ApublicationCriticalpatent/AU1259614A/en
Publication of AU1259614BpublicationCriticalpatent/AU1259614B/en
AU12596/14A1914-03-231914-03-23Improvements in or relating to protecting and cleaning devices for Irailway itraek'electric contacts
ExpiredAU1259614B
(en)