Document Type and Number:
Japanese Patent JPS50134608
Kind Code:
A
Abstract:
A magnetic recording medium comprising a magnetic sheet of domain sized particles of at least one member selected from the group consisting of barium ferrite, strontium ferrite and lead ferrite, dispersed uniformly in an organic binder, and a ferromagnetic plate bonded to one surface with the other surface of the sheet being magnetizable at selected sites with the magnetization being in a direction substantially perpendicular to the surfaces.
Application Number:
JP4130374A
Publication Date:
October 24, 1975
Filing Date:
April 10, 1974
Export Citation:
International Classes:
G11B5/80; C09D5/23; C09D7/12; G11B5/706; G11B5/735; (IPC1-7): G11B5/09; G11B5/80
Domestic Patent References:
| JPS4838705A | 1973-06-07 |