1
John A Gregor, Gregory J Sellers: Amorphous antipilferage marker. Allied Corporation, Ernest D Buff, November 20, 1984: US04484184 (48 worldwide citation)

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) have selected tones that provide the marker with signal identity. The marker is an elongated, du ...


2
John A Gregor, Gregory J Sellers: Amorphous antipilferage marker. Allied Chemical Corporation, Ernest D Buff, Gerhard H Fuchs, November 3, 1981: US04298862 (39 worldwide citation)

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) have selected tones that provide the marker with signal identity. The marker is an elongated, du ...


3
Philip M Anderson III, Ryusuke Hasegawa, Robert M VonHoene: Amorphous antipilferage marker. Allied Corporation, Ernest D Buff, Gerhard H Fuchs, November 12, 1985: US04553136 (29 worldwide citation)

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) have selected tones that provide the marker with signal identity. The marker is an elongated, du ...


4
Sheldon Kavesh, Gregory J Sellers, Wayne H Witte: Amorphous antipilferage marker. Allied Corporation, Ernest D Buff, Gerhard H Fuchs, January 22, 1985: US04495487 (18 worldwide citation)

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) have selected tones that provide the marker with signal identity. The marker is an elongated, du ...


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Kavesh Sheldon, Sellers Gregory Jude, Witte Wayne Henry: Amorphous antipilferage marker.. Allied, May 11, 1983: EP0078401-A1 (15 worldwide citation)

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) habe selected tones that provide the marker with signal identity. The marker is an elongated, du ...


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Gregor John Anthony, Sellers Gregory Jude: Amorphous antipilferage marker. Allied, March 2, 1983: GB2104099-A (7 worldwide citation)

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) have selected tones that provide the marker with signal identity. The marker is an elongated, du ...


9
Kavesh Sheldon, Sellers Gregory J, Witte Wayne H: Temoin amorphe antivol, Amorphous antipilferage marker. Allied Corporation, GOWLING LAFLEUR HENDERSON, November 19, 1985: CA1196986 (1 worldwide citation)

ABSTRACT AMORPHOUS ANTIPILFERAGE MARKER A magnetic theft detection system marker isadapted to generate magnetic fields at frequenciesthat (1) are harmonically related to an incident mag-netic field applied within an interrogation zone and(2) have selected tones that provide the marker withsignal ide ...


10
John A Gregor, Gregory J Sellers: Amorphous antipilferage marker. Allied Corporation, Ernest D Buff, Gerhard H Fuchs, May 26, 1987: USRE032428

A magnetic theft detection system marker is adapted to generate magnetic fields at frequencies that (1) are harmonically related to an incident magnetic field applied within an interrogation zone and (2) have selected tones that provide the marker with signal identity. The marker is an elongated, du ...