LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices,Circuitry combined with specific type microphone or loudspeaker,With magnetic loudspeaker

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Apparatus for reproducing sound with a reduced dynamic range

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

Patent

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Fully integrated amplified loudspeaker

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

Reexamination Certificate

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Harmonic amplifier and corresponding electro-acoustic...

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

Reexamination Certificate

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Hybrid loudspeaker system for converting digital signals to acou

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

Patent

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Loudspeaker system

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

Patent

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Loudspeaker system and loudspeaker for use in a loud-speaker sys

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

Patent

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Multifunction acoustic device

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

Reexamination Certificate

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Single loud speaker drive system

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

Patent

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Speaker apparatus

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

Patent

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Speaker driving device

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

Patent

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Woofer having ornamental flashing lights

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

Reexamination Certificate

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