| 摘要 |
<p>Device characterised in that it consists of an interface (1) provided with a data-input socket (3) constructed in such a way that it allows connection thereof to the printer output socket (4) of a computer, this interface comprising a register with n elements each connected, on the input side, to one terminal of this data-input socket (3) and, on the output side, to a relay for controlling a function via a transistor-amplifier. <IMAGE></p> |
