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PCE
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DIFF Subgroup
G11B 5/845

in a magnetic field

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor > Processes or apparatus specially adapted for manufacturing record carriers > Coating a support with a liquid magnetic dispersion > in a magnetic field

CPC:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (G11B11/00 take precedence) > Processes or apparatus specially adapted for manufacturing record carriers > Coating a support with a liquid magnetic dispersion > in a magnetic field

No child classifications to compare. This is a leaf node in both IPC and CPC.