Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G11B 5/37

using galvano-magnetic devices, e.g. Hall-effect devices (G11B5/39 takes precedence)

Introduced: January 1985

Title

Titles differ between systems:

IPC: using galvano-magnetic devices, e.g. Hall-effect devices

CPC: using galvano-magnetic devices, e.g. Hall-effect devices (G11B5/39 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor > Structure or manufacture of heads, e.g. inductive > Structure or manufacture of flux-sensitive heads > using galvano-magnetic devices, e.g. Hall-effect devices

CPC:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (G11B11/00 take precedence) > Structure or manufacture of heads, e.g. inductive > Structure or manufacture of flux-sensitive heads, ( ; general details therefor G11B5/133 - G11B5/255) > using galvano-magnetic devices, e.g. Hall-effect devices (G11B5/39 takes precedence)

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

Navigate with arrow keys, Enter to open