SOLAR CELL APPARATUS
- Application ID: EP13788590
- Status: █ APPLICATION WITHDRAWN
This patent has the IPC combination E04 (BUILDING) and H01 (BASIC ELECTRIC ELEMENTS) is specialized in the combination E04 and H01. We found, that Bauer Vorberg Kayser mbB, ABACUS Klocke Späth Sebastian Barth, Schneiders & Behrendt, Cremer & Cremer, Dr. Hoffmeister & Bischof and 30 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.