Universal anti-theft device and method for producing it

Details Universal anti-theft device and method for producing it Universal anti-theft device and method for producing it

1998-05-12

2000-08-15

Tokar, Michael

Communications: electrical

Selective

342 44, 342 51, H04Q 522

Patent

active

061042781

ABSTRACT:
The present invention relates to a universal anti-theft device for securing articles against theft, which has at least one electromagnetic resonant oscillating circuit (2) that, in the interrogation field of an article monitoring system, is excited to transmit a characteristic signal which subsequently trips an alarm and at least one further electromagnetic resonant oscillating circuit which contains specific, encoded information about the article. The present invention also relates to a method for producing the universal anti-theft device for securing articles against theft.

REFERENCES:
patent: 4196418 (1980-04-01), Kip et al.
patent: 5604485 (1997-02-01), Lauro et al.

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