4. Electricity: measuring and testing
  5. Of geophysical surface or subsurface in situ
  6. For small object detection or location

Stevan Polak

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Automatic gain control for a line locator

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

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Controlled power source for underground line location

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Line locator with accurate horizontal displacement detection

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

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Precise location of buried metallic pipes and cables in the...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Mechanical measurement system
Reexamination Certificate

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Precise location of buried metallic pipes and cables in the...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Mechanical measurement system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1924833

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