Device for assisting with the opening and closing of a casement window on a frame
- Application ID: EP14190761
- Status: █ EXAMINATION IN PROGRESS
This EP application has the IPC class E05 (LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES) and G07 (CHECKING-DEVICES). We found, that Bals Vogel, Stenger Watzke Ring, Müller & Aue, Hafner & Kohl, Maikowski & Ninnemann and 8 others are specialized in this combination either. For a similar patent, they might be a good choice.