AT363353B - METHOD AND DEVICE FOR DETERMINING THE PRESENCE OF OBJECTS IN A PARTICULAR SURVEILLANCE AREA, IN PARTICULAR TO PREVENT SHOT THEFT - Google Patents

METHOD AND DEVICE FOR DETERMINING THE PRESENCE OF OBJECTS IN A PARTICULAR SURVEILLANCE AREA, IN PARTICULAR TO PREVENT SHOT THEFT

Info

Publication number
AT363353B
AT363353B AT193977A AT193977A AT363353B AT 363353 B AT363353 B AT 363353B AT 193977 A AT193977 A AT 193977A AT 193977 A AT193977 A AT 193977A AT 363353 B AT363353 B AT 363353B
Authority
AT
Austria
Prior art keywords
theft
objects
determining
surveillance area
prevent shot
Prior art date
Application number
AT193977A
Other languages
German (de)
Other versions
ATA193977A (en
Original Assignee
Bizerba Werke Kraut Kg Wilh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bizerba Werke Kraut Kg Wilh filed Critical Bizerba Werke Kraut Kg Wilh
Publication of ATA193977A publication Critical patent/ATA193977A/en
Application granted granted Critical
Publication of AT363353B publication Critical patent/AT363353B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
AT193977A 1976-09-17 1977-03-21 METHOD AND DEVICE FOR DETERMINING THE PRESENCE OF OBJECTS IN A PARTICULAR SURVEILLANCE AREA, IN PARTICULAR TO PREVENT SHOT THEFT AT363353B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762641876 DE2641876C3 (en) 1976-09-17 1976-09-17 Deactivable marking element for the detection of objects in a surveillance area, in particular to prevent shoplifting

Publications (2)

Publication Number Publication Date
ATA193977A ATA193977A (en) 1980-12-15
AT363353B true AT363353B (en) 1981-07-27

Family

ID=5988180

Family Applications (1)

Application Number Title Priority Date Filing Date
AT193977A AT363353B (en) 1976-09-17 1977-03-21 METHOD AND DEVICE FOR DETERMINING THE PRESENCE OF OBJECTS IN A PARTICULAR SURVEILLANCE AREA, IN PARTICULAR TO PREVENT SHOT THEFT

Country Status (3)

Country Link
AT (1) AT363353B (en)
DE (1) DE2641876C3 (en)
SU (1) SU959642A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686516A (en) * 1984-11-26 1987-08-11 Sensormatic Electronics Corporation Method, system and apparatus for use in article surveillance

Also Published As

Publication number Publication date
SU959642A3 (en) 1982-09-15
DE2641876C3 (en) 1979-05-23
ATA193977A (en) 1980-12-15
DE2641876B2 (en) 1978-09-28
DE2641876A1 (en) 1978-03-23

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AT363353B (en) METHOD AND DEVICE FOR DETERMINING THE PRESENCE OF OBJECTS IN A PARTICULAR SURVEILLANCE AREA, IN PARTICULAR TO PREVENT SHOT THEFT

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties