Demagnetizing device for a cathode ray tube

Details Demagnetizing device for a cathode ray tube Demagnetizing device for a cathode ray tube

1996-01-04

1998-04-07

Gellner, Michael L.

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

For magnetizing or demagnetizing

361150, 335214, 315 8, H01F 1300

Patent

active

057369143

ABSTRACT:
A demagnetizing device for a cathode ray tube having a screen portion and a funnel portion, comprising:

REFERENCES:
patent: 2907914 (1959-10-01), Brownell
patent: 3317781 (1967-05-01), Barbin et al.
patent: 3879633 (1975-04-01), Stark, Jr.
patent: 4359707 (1982-11-01), Spannhake et al.

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