4. Measuring and testing
  5. Fluid pressure gauge
  6. Electrical

Emil Drubetsky

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Bayard-alpert vacuum gauge with neutralization of x-ray effect

Measuring and testing – Fluid pressure gauge – Electrical
Reexamination Certificate

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Convection thermocouple vacuum gauge

Measuring and testing – Fluid pressure gauge – Electrical
Patent

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Ionization gauge having a non-time varying magnetic field genera

Electricity: measuring and testing – Using ionization effects – For monitoring pressure
Patent

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Profile ID: LFUS-PAI-P-803114

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