4. Electricity: power supply or regulation systems
  5. Output level responsive
  6. Using a three or more terminal semiconductive device as the...

Valter Nilsson

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Device for cleansing welding torches

Electric heating – Metal heating – By arc
Patent

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Isolation circuit

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Distributive type parameters
Reexamination Certificate

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Power efficiency circuit

Communications: directive radio wave systems and devices (e.g. – Determining distance – Material level within container
Reexamination Certificate

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Pulsed radar level gauging with relative phase detection

Measuring and testing – Liquid level or depth gauge
Reexamination Certificate

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Radar level gauge system with intermittent amplification

Measuring and testing – Liquid level or depth gauge
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1027996

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