WATER BARRIER FOR A PASSAGE
- Application ID: EP12732723
- Status: █ APPLICATION DEEMED TO BE WITHDRAWN
This patent has the IPC combination E02 (HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING) and E04 (BUILDING) is specialized in the combination E02 and E04. We found, that Acapo AS, BOVARD AG, Bryn Aarflot AS, Frohwitter, Wolf & Lutz and 28 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.