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- Google Patents
AU478449B2 - An arrangement for determining the deviation in position ofa railway track from its ideal position
- Google Patents
An arrangement for determining the deviation in position ofa railway track from its ideal position
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Priority claimed from AT874171Aexternal-prioritypatent/AT324391B/en
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Publication of AU4721872ApublicationCriticalpatent/AU4721872A/en
AU47218/72A1971-10-081972-09-28An arrangement for determining the deviation in position ofa railway track from its ideal position
ExpiredAU478449B2
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