DEVICE FOR PRODUCING HOLLOW POROUS FILM AND METHOD FOR PRODUCING HOLLOW POROUS FILM
- Application ID: EP13760545
- Status: █ GRANT OF PATENT INTENDED
This patent has the IPC combination B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) and D01 (NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING) is specialized in the combination B01 and D01. We found, that Isler & Pedrazzini AG, Schwarz & Partner, CPW GmbH, Reiser & Partner, TL Brand & Co and 1 other are specialized in all of these IPC classes. For a similar patent, they might be a good choice.