Board for mounting display element

Details Board for mounting display element Board for mounting display element

1997-05-06

1998-09-22

Picard, Leo P.

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Alphanumeric device

40449, 40442, 40447, 40427, 273239, 273236, 273237, 434190, 434379, 434405, 336180, 336200, 336232, 336223, G09F 930

Patent

active

058096752

ABSTRACT:
A board usually resembling a PCB or a PWB mounts a display element, whose appearance in a viewing direction is controlled by the sense of magnetization of a core which extends through a bore in the board. A conducting coil formed on the surface of said board is located so that current in said coil will magnetize the core.

REFERENCES:
patent: 4075591 (1978-02-01), Haas
patent: 4201965 (1980-05-01), Onyshkevich
patent: 4577427 (1986-03-01), Browne
patent: 5521573 (1996-05-01), Inoh et al.
patent: 5600908 (1997-02-01), Hogberg
patent: 5627563 (1997-05-01), Nakagiri et al.

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