Multi-sensor mapping omnidirectional sonde and line locators...

Electricity: measuring and testing – Conductor identification or location – Inaccessible

Reexamination Certificate

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C324S326000

Reexamination Certificate

active

07733077

ABSTRACT:
Portable locators are disclosed for finding and mapping buried objects such as utilities. A articulatable antenna node configuration and the use of Doppler radar and GPS navigation are also disclosed.

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patent: 2006/0181280 (2006-08-01), Mulcahey
Goldak, Inc., Model 7200—Valve Locator— 2 pages.
Goldak, Inc., Model 902—Sub-Scanner—2 pages.
Goldak, Inc., Model 902—Split-Box—2 pages.
Metrotech, 810—Pipe & Cable Locator—1 page.

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