4. Electricity: measuring and testing
  5. Electrolyte properties
  6. Using a battery testing device

Yukio Murayama

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Circuit for measuring discharging and charging current of a batt

Electricity: measuring and testing – Electrolyte properties – Using a battery testing device
Patent

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Portable telephone having a pipe member which supports a microph

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent

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Signal detection circuit

Oscillators – Automatic frequency stabilization using a phase or frequency... – Afc with logic elements
Patent

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Profile ID: LFUS-PAI-P-1412925

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