Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1992-10-01
1994-09-27
Swann, Glen
Communications: electrical
Condition responsive indicating system
Specific condition
340551, G08B 13181
Patent
active
053510330
ABSTRACT:
A semi-hard magnetic element is formed of an amorphous soft iron-metalloid material containing at least 50 atomic percent iron and at least a part of the bulk of which has been crystallized to give the overall element semi-hard magnetic properties.
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patent: 4298862 (1981-11-01), Gregor et al.
patent: 4510489 (1985-04-01), Anderson, III et al.
patent: 5191315 (1992-03-01), Cordery et al.
Magnetization Process in Divitrified Glassy Alloy, R. C. O'Handley, et al.; J. Appl Phys. 57(1), Apr. 15, 1985, pp. 3563-3565.
Copeland Richard
Ho Wing
Liu Nen-Chin
O'Handley Robert C.
Sensormatic Electronics Corporation
Swann Glen
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