4. Electricity: motive power systems
  5. Positional servo systems
  6. With particular motor control system responsive to the...

Fumiyuki Niwa

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Stepping motor driving apparatus having small time constant rege

Electricity: motive power systems – Positional servo systems – With particular motor control system responsive to the...
Patent

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Voltage supply circuit and microphone unit

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker – With electrostatic microphone
Reexamination Certificate

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Voltage supply circuit, power supply circuit, microphone...

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker – With electrostatic microphone
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1902892

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