Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention provides a door handle with a reminding function. When going out, a user can pull a handle of a door necessarily. The door handle is in the shape of a combination of a bulb and a key; and when the user closes the door, the door handle can remind the user of taking keys and turning off lamps.
The invention provides a door handle with a reminding function. When going out, a user can pull a handle of a door necessarily. The door handle is in the shape of a combination of a bulb and a key; and when the user closes the door, the door handle can remind the user of taking keys and turning off lamps.
Fireproof door monitoring device with voice guide reminding function
| Europäisches Patentamt | 2021
Opening/closing door reminding device and method for reminding opening/closing of door
| Europäisches Patentamt | 2020
OPENING/CLOSING DOOR REMINDING DEVICE AND METHOD FOR REMINDING OPENING/CLOSING OF DOOR
| Europäisches Patentamt | 2020