System for preventing the unauthorized use of a projection display apparatus
- Application ID: EP14150161
- Status: █ APPLICATION WITHDRAWN
This EP application has the IPC class G06 (COMPUTING; CALCULATING; COUNTING) and H04 (ELECTRIC COMMUNICATION TECHNIQUE). We found, that Fritzsche Patent, Bardehle Pagenberg Partnerschaft mbB, Boehmert & Boehmert Anwaltspartnerschaft mbB, Boult Wade Tennant Ltd, D Young & Co LLP and 145 others are specialized in this combination either. For a similar patent, they might be a good choice.