| 摘要 |
<p>It is comprised of a closure element (4) for closing the medium to be sealed and is characterized in that it also hat signal emitting means (2) which are connected to the closure element (4) forming the signal conducting means. The conductor (4) is connected to signal receiver means (3). It also has incorrect reception signalling means (13, 14) indicating that the conductor element (4) has been manipulated. It includes means (20) for stopping the operation of the sealed device upon detection of a fraudulent manipulation. <IMAGE></p> |
