MICROSPEAKER WITH PIEZOELECTRIC, CONDUCTIVE AND DIELECTRIC MEMBRANE
- Application ID: EP12805839
- Status: █ GRANT OF PATENT INTENDED
Attorneysno data provided
This patent has the IPC combination G09 (EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS) and H04 (ELECTRIC COMMUNICATION TECHNIQUE) is specialized in the combination G09 and H04. There is no patent agent firm in the market, which is specialized in this combination of IPC classes.