4. Electricity: measuring and testing
  5. Conductor identification or location
  6. Inaccessible

Dongzhi Jin

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Abnormality diagnosis method and apparatus for separable...

Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – Of individual circuit component or element
Reexamination Certificate

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Apparatus and method for sensing an angle of relative...

Measuring and testing – Dynamometers – Responsive to torque
Reexamination Certificate

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Core

Inductor devices – Core
Reexamination Certificate

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Isolation transformer

Inductor devices – With closed core interrupted by an air gap
Reexamination Certificate

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Method and apparatus for identifying objects using compound sign

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

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Profile ID: LFUS-PAI-P-1674100

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