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PCE
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DIFF Subgroup
H04R 5/02

Spatial or constructional arrangements of loudspeakers

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Stereophonic arrangements > Spatial or constructional arrangements of loudspeakers

CPC:

Stereophonic arrangements (stereophonic pick-ups H04R9/16, H04R11/12, H04R17/08, H04R19/10) > Spatial or constructional arrangements of loudspeakers

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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