Patent classifications
G
PHYSICS
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G11
INFORMATION STORAGE
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G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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5/00
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
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G11B5/127
Structure or manufacture of heads, e.g. inductive
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G11B5/3143
including additional layers for improving the electromagnetic transducing properties of the basic structure, e.g. for flux coupling, guiding or shielding
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G11B5/315
Shield layers on both sides of the main pole, e.g. in perpendicular magnetic heads
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