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Publication of AU2082570ApublicationCriticalpatent/AU2082570A/en
Publication of AU458416B2publicationCriticalpatent/AU458416B2/en
AU20825/70A1969-10-071970-10-06A method and apparatus for continuously exchanging or renewing the sleepers and optionally, the rails of railway track
ExpiredAU458416B2
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