Class G10K : SOUND-PRODUCING DEVICES
Subclass 1/063: Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs (combinations with clocks or watches G04B, G04C; multi-toned musical instruments G10D 13/08; automatic carillons G10F 1/1) the resonating device having the shape of a bell, plate, rod, or tube (bells for towers G10K 1/28) electrically operated the sounding member being a bell
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11574617 | Mechanical warning device for a vehicle, for example particularly for a velocipede | May 24, 19 | Feb 07, 23 | Hermes Sellier |
| 10692334 | Doorbell system with pulse-driven boost rectifier | Apr 19, 19 | Jun 23, 20 | Logitech Europe S.A. |
| 10484546 | Doorbell conversion device and doorbell assembly | Dec 21, 18 | Nov 19, 19 | Chicony Electronics Co., Ltd. |
| 10311685 | Doorbell system with pulse-driven boost rectifier | Jun 29, 18 | Jun 04, 19 | Logitech Europe S.A. |
| 5596477 | Contactless signaling device | May 03, 93 | Jan 21, 97 | Cerberus AG |
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