Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
H04M 1/24

Arrangements for testing

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Substation equipment, e.g. for use by subscribers > Arrangements for testing

CPC:

Substation equipment, e.g. for use by subscribers (subscriber services or facilities provided at exchanges H04M3/00; prepayment telephone coin boxes H04M17/00; current supply arrangements H04M19/08) > Arrangements for testing

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