SE469996C - Förfarande och anordning för stöldmärkning och identifiering av kontorsapparater företrädesvis datorer - Google Patents

Förfarande och anordning för stöldmärkning och identifiering av kontorsapparater företrädesvis datorer

Info

Publication number
SE469996C
SE469996C SE9201072A SE9201072A SE469996C SE 469996 C SE469996 C SE 469996C SE 9201072 A SE9201072 A SE 9201072A SE 9201072 A SE9201072 A SE 9201072A SE 469996 C SE469996 C SE 469996C
Authority
SE
Sweden
Prior art keywords
computer
crystal
shaft
fastening part
theft
Prior art date
Application number
SE9201072A
Other languages
English (en)
Swedish (sv)
Other versions
SE9201072A (de
SE469996B (sv
SE9201072D0 (sv
Inventor
Tommy Olsson
Staffan Granvik
Antonio Martinez-Lopez
Original Assignee
Tommy Olsson
Staffan Granvik
Antonio Martinez Lopez
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 Tommy Olsson, Staffan Granvik, Antonio Martinez Lopez filed Critical Tommy Olsson
Priority to SE9201072A priority Critical patent/SE469996C/sv
Publication of SE9201072D0 publication Critical patent/SE9201072D0/xx
Priority to AU39138/93A priority patent/AU3913893A/en
Priority to PCT/SE1993/000285 priority patent/WO1993020459A1/en
Publication of SE9201072A publication Critical patent/SE9201072A/xx
Publication of SE469996B publication Critical patent/SE469996B/sv
Publication of SE469996C publication Critical patent/SE469996C/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
    • G08B13/1409—Mechanical actuation by lifting or attempted removal of hand-portable articles for removal detection of electrical appliances by detecting their physical disconnection from an electrical system, e.g. using a switch incorporated in the plug connector

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Burglar Alarm Systems (AREA)
  • Casings For Electric Apparatus (AREA)
SE9201072A 1992-04-03 1992-04-03 Förfarande och anordning för stöldmärkning och identifiering av kontorsapparater företrädesvis datorer SE469996C (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9201072A SE469996C (sv) 1992-04-03 1992-04-03 Förfarande och anordning för stöldmärkning och identifiering av kontorsapparater företrädesvis datorer
AU39138/93A AU3913893A (en) 1992-04-03 1993-04-02 A method and a device for anti-theft marking of office equipment, especially computers
PCT/SE1993/000285 WO1993020459A1 (en) 1992-04-03 1993-04-02 A method and a device for anti-theft marking of office equipment, especially computers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9201072A SE469996C (sv) 1992-04-03 1992-04-03 Förfarande och anordning för stöldmärkning och identifiering av kontorsapparater företrädesvis datorer

Publications (4)

Publication Number Publication Date
SE9201072D0 SE9201072D0 (sv) 1992-04-03
SE9201072A SE9201072A (de) 1993-10-04
SE469996B SE469996B (sv) 1993-10-18
SE469996C true SE469996C (sv) 1994-07-12

Family

ID=20385859

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9201072A SE469996C (sv) 1992-04-03 1992-04-03 Förfarande och anordning för stöldmärkning och identifiering av kontorsapparater företrädesvis datorer

Country Status (3)

Country Link
AU (1) AU3913893A (de)
SE (1) SE469996C (de)
WO (1) WO1993020459A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9405961D0 (en) * 1994-03-25 1994-05-11 Road Technology Uk Ltd Method & means for the identification of electronic assemblies
FR2731523B3 (fr) * 1995-03-08 1997-05-23 Peyronnet Vincent Marquage d'identification d'objets
SE507329C2 (sv) * 1997-04-25 1998-05-11 Cure Ab C Sätt att stöldskydda en dator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4647931A (en) * 1984-11-29 1987-03-03 Rca Corporation Dual frequency identification system
FR2605747B1 (fr) * 1986-10-28 1989-05-12 Checkpoint Sa Procede de protection d'objets contre le vol et objets proteges selon ce procede
CA1335676C (en) * 1988-01-14 1995-05-23 Akira Iga Portable data transmitter device and a system using the same
FR2664078B1 (fr) * 1990-06-29 1992-09-18 Philips Frederick Plaque d'identification de materiel notamment de materiel informatique.

Also Published As

Publication number Publication date
SE9201072A (de) 1993-10-04
WO1993020459A1 (en) 1993-10-14
SE469996B (sv) 1993-10-18
SE9201072D0 (sv) 1992-04-03
AU3913893A (en) 1993-11-08

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