Electricity: measuring and testing – Of geophysical surface or subsurface in situ – For small object detection or location
Patent
1988-04-14
1989-06-27
Eisenzopf, Reinhard J.
Electricity: measuring and testing
Of geophysical surface or subsurface in situ
For small object detection or location
324 67, G01V 308
Patent
active
048433241
ABSTRACT:
A system for locating a buried structure in which a signal radiating from the structure is measured by its reception on the surface of the earth with the signal being attenuated by a selected amount and then measured by reception at varying distances above the earth with a lesser attenaution, whereby the depth of the object below ground is indicated as a function of signal level differences and attenuation.
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Humphreys, Jr. Thomas G.
Plosser George G.
Ryan, Jr. Michael D.
Edmonds Warren S.
Eisenzopf Reinhard J.
Phillips C. A.
Plosser R. Donald
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