DIFF Subgroup
H04R 19/02 Loudspeakers (H04R19/01 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Loudspeakers
CPC: Loudspeakers (H04R19/01 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Electrostatic transducers > Loudspeakers
CPC:
Electrostatic transducers > Loudspeakers (H04R19/01 takes precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.