- All sections
- G - Physics
- G04C - Electromechanical clocks or watches
- G04C 21/18 - Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by mechanically unlocking an electromechanical vibrator, e.g. actuated by the leakage flux of the electric driving means
Patent holdings for IPC class G04C 21/18
Total number of patents in this class: 0
10-year publication summary
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Other owners | 0 |