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Accordion, electronic accordion, and computer program product

  • US 9,520,112 B1
  • Filed: 10/22/2015
  • Issued: 12/13/2016
  • Est. Priority Date: 10/22/2015
  • Status: Active Grant
First Claim
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1. An accordion comprising:

  • a right hand play side;

    a left hand play side;

    a bellow provided between the right hand play side and the left hand play side; and

    four rows of buttons provided on at least one of the right hand play side and the left hand play side;

    whereinthe four rows of buttons include;

    a first column to which first continuous four pitches are assigned;

    a second column, provided adjacent to the first column, to which second continuous four pitches are assigned, the second continuous four pitches being adjacent to the first continuous four pitches;

    a third column, provided adjacent to the second column, to which third continuous four pitches are assigned, the third continuous four pitches being adjacent to the second continuous four pitches;

    two rows of buttons provided adjacent to the bellow side of the four rows of buttons or opposite bellow side of the four rows of buttons, whereinthe two rows of buttons include;

    a first column to which first continuous two pitches are assigned;

    a second column, provided adjacent to the first column of the two rows of buttons, to which second continuous two pitches are assigned, the second continuous two pitches being adjacent to the first continuous two pitches;

    a third column, provided adjacent to the second column of the two rows of buttons, to which third continuous two pitches are assigned, the third continuous two pitches being adjacent to the second continuous two pitches;

    a fourth column, provided adjacent to the third column of the two rows of buttons, to which fourth continuous two pitches are assigned, the fourth continuous two pitches being adjacent to the third continuous two pitches;

    a fifth column, provided adjacent to the fourth column of the two rows of buttons, to which fifth continuous two pitches are assigned, the fifth continuous two pitches being adjacent to the fourth continuous two pitches; and

    a sixth column, provided adjacent to the fifth column of the two rows of buttons, to which sixth continuous two pitches are assigned, the sixth continuous two pitches being adjacent to the fifth continuous two pitches.

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