System and method for preventing pilferage by detection of magnetic fields
United States Patent 3292080
US Patent References:
Demagnetization of magnetic bodies
- - 2306584

Art of detecting tramp material
- - 2446977


Inventors:
Trikilis, Emmanuel M.
Publication Date:
12/13/1966
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Assignee:
Trikilis, Emmanuel M.
Primary Class:
340/572.100
International Classes:
G08B13/24