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PCE
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DIFF Subgroup
G11B 3/46

Constructions or forms , e.g. attachment of point to shank

Introduced: September 1968

Title

Titles differ between systems:

IPC: Constructions or forms, e.g. attachment of point to shank

CPC: Constructions or forms , e.g. attachment of point to shank

Full Title

Full titles differ between systems:

IPC:

Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor > Styli, e.g. sapphire, diamond > Constructions or forms, e.g. attachment of point to shank

CPC:

Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor (G11B11/00, take precedence) > Styli, e.g. sapphire, diamond > Constructions or forms , e.g. attachment of point to shank

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • G11B 3/48 Needles IPC+CPC Available in IPC and CPC