Device for manufacturing a magnetic recording medium

Details Device for manufacturing a magnetic recording medium Device for manufacturing a magnetic recording medium

1982-02-25

1983-10-04

Pianalto, Bernard D.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

Electrostatic and/or electromagnetic attraction or...

118 52, 118316, 118321, 118503, B05B 502

Patent

active

044072260

ABSTRACT:
A video disc includes a magnetic material applied thereon in such a manner that the orientation of said magnetic material is gradually intensified from the outermost track of the video disc to the innermost track thereof, starting from zero orientation at the outermost track.

REFERENCES:
patent: 4327387 (1982-04-01), Plotto

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