Amorphous alloys for magneto-acoustic markers having...

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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C148S304000, C235S493000

Reexamination Certificate

active

07088247

ABSTRACT:
A ferromagnetic resonator for use in a marker in a magnetomechanical electronic article surveillance system is manufactured at reduced cost by being continuously annealed with a tensile stress applied along the ribbon axis and by providing an amorphous magnetic alloy containing iron, cobalt and nickel and in which the portion of cobalt is less than about 4 at %.

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