A CONNECTOR FOR TUBULAR ELEMENTS
- Application ID: EP13704495
- Status: █ EXAMINATION IN PROGRESS
This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING) and H01 (BASIC ELECTRIC ELEMENTS). We found, that Hoffmann Eitle PartmbB, Ladas & Parry LLP, Bryn Aarflot AS, Durm & Partner, Hansen und Heeschen and 6 others are specialized in this combination either. For a similar patent, they might be a good choice.