4. Electricity: measuring and testing
  5. Electrostatic field

Bruce T. Williams

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D.C. Electrostatic voltage follower having ion-coupled probe

Electricity: measuring and testing – Electrostatic field
Patent

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Electrophotographic charging system and method

Electricity: electrical systems and devices – Electric charge generating or conducting means – With specific power supply
Patent

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Electrostatic force detector with cantilever and shield for...

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate

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Electrostatic force detector with cantilever for an...

Electricity: measuring and testing – A material property using electrostatic phenomenon – For flaw detection
Reexamination Certificate

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Electrostatic voltmeter

Electricity: measuring and testing – Electrostatic field – Using modulation-type electrometer
Reexamination Certificate

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Profile ID: LFUS-PAI-P-682674

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