DOWNLINK TRANSMISSION DEVICE FOR AUDIO SIGNAL AND ELECTRONIC SIGNATURE TOOL
- Application ID: EP13823357
- Status: █ APPLICATION WITHDRAWN
This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Società Italiana Brevetti SpA is specialised in H04 (ELECTRIC COMMUNICATION TECHNIQUE). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.