METHOD OF OPERATING A MUD PULSE TELEMETRY APPARATUS WITH A PRESSURE TRANSDUCER
- Application ID: EP15178390
- Status: █ APPLICATION DEEMED TO BE WITHDRAWN
This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Barker Brettell LLP, Barker Brettell LLP is specialised in E21 (EARTH OR ROCK DRILLING; MINING). 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.