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An Entity of Type : prov:Entity, within Data Space : webisadb.webdatacommons.org associated with source dataset(s)

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  • derground path of a boring toolUS5798644Feb 20, 1997Aug 25, 1998At&T CorpMethod and apparatus for locating buried conveyances using locating & confirmation signals with an array of sensorsUS5914602May 20, 1998Jun 22, 1999Digital Control, Inc.System including an arrangement for tracking the positional relationship between a boring tool and one or more buried lines and methodUS5963042 *Mar 26, 1998O
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