| 摘要 |
PCT No. PCT/DK87/00120 Sec. 371 Date Jun. 3, 1988 Sec. 102(e) Date Jun. 3, 1988 PCT Filed Oct. 5, 1987 PCT Pub. No. WO88/02525 PCT Pub. Date Apr. 7, 1988.A label for an alarm system having a light emitting diode and an integrated electronic circuit, causing the diode to flash, sandwiched between at least two sheets of material. The flashing diode makes the alarm warning highly conspicuous, particularly in dim day light sand darkness. |
