| 摘要 |
Portable security container for documents, valuables and the like. The container is equipped with a wall or walls containing at least one mat of signal-conducting filament material. The mats of signal-conducting material are inserted between mats of conventional reinforcing material such as, for example, glass-fibre reinforcement, and both the mats of signal-conducting material and the glass-fibre reinforcement are inlaid in plastic material such as, for example, polyester resin. At least one optical fibre is used as the signal-conducting filament material. |
