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Musical instrument keyboard having identically shaped black and white keys
Musical instrument keyboard having identically shaped black and white keys
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机译:具有相同形状的黑色和白色键的乐器键盘
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摘要
A musical instrument keyboard is provided comprising a plurality of black and white keys being identically shaped and sized and arranged on a single plane in a parallel and fully adjacent manner relative to one another said keys being connected to key responsive means for enabling the generation of tones substantially within the tonal range of a standard piano.
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