CA2494255C - Elements magnetomecaniques amorphes recuits dans un champ magnetique tra de fabrication de ces elements - Google Patents

Elements magnetomecaniques amorphes recuits dans un champ magnetique tra de fabrication de ces elements Download PDF

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Publication number
CA2494255C
CA2494255C CA002494255A CA2494255A CA2494255C CA 2494255 C CA2494255 C CA 2494255C CA 002494255 A CA002494255 A CA 002494255A CA 2494255 A CA2494255 A CA 2494255A CA 2494255 C CA2494255 C CA 2494255C
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CA
Canada
Prior art keywords
magnetostrictive element
marker
alternating
magnetostrictive
surveillance system
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA002494255A
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English (en)
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CA2494255A1 (fr
Inventor
Nen-Chin Liu
Ming-Ren Lian
Jimmy Cantey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tyco Fire and Security GmbH
Original Assignee
Sensormatic Electronics Corp
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
Priority claimed from US08/269,651 external-priority patent/US5469140A/en
Application filed by Sensormatic Electronics Corp filed Critical Sensormatic Electronics Corp
Publication of CA2494255A1 publication Critical patent/CA2494255A1/fr
Application granted granted Critical
Publication of CA2494255C publication Critical patent/CA2494255C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Soft Magnetic Materials (AREA)
CA002494255A 1994-06-30 1995-04-11 Elements magnetomecaniques amorphes recuits dans un champ magnetique tra de fabrication de ces elements Expired - Lifetime CA2494255C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/269,651 US5469140A (en) 1994-06-30 1994-06-30 Transverse magnetic field annealed amorphous magnetomechanical elements for use in electronic article surveillance system and method of making same
US08/269,651 1994-06-30
CA002146814A CA2146814C (fr) 1994-06-30 1995-04-11 Elements magnetomecaniques amorphes recuits dans un champ magnetique transversal pour systeme de surveillance electronique d'articles et methode de fabrication de ces elements

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002146814A Division CA2146814C (fr) 1994-06-30 1995-04-11 Elements magnetomecaniques amorphes recuits dans un champ magnetique transversal pour systeme de surveillance electronique d'articles et methode de fabrication de ces elements

Publications (2)

Publication Number Publication Date
CA2494255A1 CA2494255A1 (fr) 1995-12-31
CA2494255C true CA2494255C (fr) 2007-04-10

Family

ID=34378549

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002494255A Expired - Lifetime CA2494255C (fr) 1994-06-30 1995-04-11 Elements magnetomecaniques amorphes recuits dans un champ magnetique tra de fabrication de ces elements
CA002492950A Expired - Lifetime CA2492950C (fr) 1994-06-30 1995-04-11 Elements magnetomecaniques amorphes recuits dans un champ magnetique transversal pour systeme de surveillance electronique d'articles et methode de fabrication de ces elements

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA002492950A Expired - Lifetime CA2492950C (fr) 1994-06-30 1995-04-11 Elements magnetomecaniques amorphes recuits dans un champ magnetique transversal pour systeme de surveillance electronique d'articles et methode de fabrication de ces elements

Country Status (1)

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CA (2) CA2494255C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110544356A (zh) * 2019-09-20 2019-12-06 深圳亿东科技股份有限公司 一种防盗标签

Also Published As

Publication number Publication date
CA2492950A1 (fr) 1995-12-31
CA2494255A1 (fr) 1995-12-31
CA2492950C (fr) 2007-06-26

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