Disc device having a magnetic layer overweighing the information

Details Disc device having a magnetic layer overweighing the information Disc device having a magnetic layer overweighing the information

1996-08-19

1999-08-17

Korzuch, William R.

Dynamic information storage or retrieval

Storage medium structure

Combined with diverse art structure

G11B 724

Patent

active

059403624

ABSTRACT:
A disc device includes a disc substrate having an information signal pattern formed on a surface thereof and a magnetic material layer formed on the information signal pattern which permits for detection of the device by an electronic article surveillance detection system.

REFERENCES:
patent: 3905040 (1975-09-01), Otala
patent: 4729940 (1988-03-01), Nee et al.
patent: 4808291 (1989-02-01), Denton et al.
patent: 4870524 (1989-09-01), Coe
patent: 4929928 (1990-05-01), Hult.ang.ker
patent: 4931313 (1990-06-01), Arakawa et al.
patent: 4967184 (1990-10-01), Regelsberger
patent: 5012380 (1991-04-01), Harissis et al.
patent: 5031162 (1991-07-01), Morimoto et al.
patent: 5083112 (1992-01-01), Piotrowski et al.
patent: 5135376 (1992-08-01), Watanabe et al.
patent: 5181020 (1993-01-01), Furukawa et al.
patent: 5347508 (1994-09-01), Montbriand et al.
patent: 5409756 (1995-04-01), Ikeda et al.
patent: 5499015 (1996-03-01), Winkler et al.

Affiliated with

Also associated with

Rating

Disc device having a magnetic layer overweighing the information does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Disc device having a magnetic layer overweighing the information, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Disc device having a magnetic layer overweighing the information will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-321596