Number | Date | Country | Kind |
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94203529 | Dec 1994 | EPX |
Number | Name | Date | Kind |
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3259837 | Oshry | Jul 1966 | |
3893021 | Meador et al. | Jul 1975 |
Entry |
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Tabarovskii et al., 1979, "Radial Characteristics of Induction Focusing Probes with Transverse Detectors in an Anisotropic Medium," Soviet Geology and Geophysics, 20, pp. 81-90. |