Systems and methods useful for detecting presence and / or...

Electricity: measuring and testing – Of geophysical surface or subsurface in situ – For small object detection or location

Reexamination Certificate

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C324S232000

Reexamination Certificate

active

07355409

ABSTRACT:
The present invention provides systems and methods which can be employed to locate or detect presence of various materials, including nonferrous metals. These systems include new and useful sensors, circuits, systems and devices which power and/or interoperate with the sensors, and methods of making, operating and using such systems. Any or all of the systems, devices or processes can be combined with other systems, devices or processes disclosed.

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