CPC Subgroup
H03H 9/703 Full Title
Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (electro-acoustic transducers such as loudspeakers, microphones or gramophone pick-ups H04R; piezoelectric, electrostrictive or magnetostrictive devices with mechanical input or output, e.g. actuators or sensors, H10N30/00, H10N35/00) > Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open