| 摘要 |
<p>A punch card for accounting services or products comprising a handheld card (1) having longitudinal sides (1a) and transverse sides (1b) to define a first surface (1c) and an opposed second surface, and having approximately the same size as a credit card. It has a first plurality of graphical elements (2) disposed in a first region (3) of said first or second surface, said first plurality of graphical elements (2) being arranged at regular intervals along lines (N) and columns (M) parallel to said longitudinal (1a) and transverse (1b) sides, each graphical element of said first plurality of graphical elements (2) representing the position of a punch point, and a second plurality of graphical elements (4) disposed in a second region (5) of said first or second surface, said second plurality of graphical elements (4) being similarly arranged at regular intervals along lines (N) and columns (M), each graphical element of said second plurality of graphical elements (4) representing the position of another punch point. A plurality of identifying elements (6) create a unique connection with each line or column of said first (2) and said second plurality of graphical elements (4).</p> |
