Apparatus for reinforcing notes selected by more than one key

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United States of America Patent

PATENT NO 4333376
SERIAL NO

06150330

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An improved system for increasing the loudness of any single note selected by playing more than a single key. A command circuit responsive to manual control, including stop tabs, enables a tone signal to be produced in response to the playing of one key or in response to the simultaneous playing of a plurality of keys on a keyboard. Means are provided for changing the relative amplitude of a tone signal produced in response to the simultaneous playing of a plurality of keys with respect to the amplitude of a tone signal produced in response to the playing of a single key.

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Patent Owner(s)

Patent OwnerAddress
MIDI MUSIC CENTER INC A CORP OF CA825 EAST 26TH ST LAGRANGE PARK IL 60625

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Moore, Douglas R Vernon Hills, IL 20 378
Swain, Richard S Des Plaines, IL 5 38

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