G10K 9/04
Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooter, buzzer driven by gas; e.g. suction operated by compressed gases, e.g. compressed air
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Edits on 16 Mar, 2022
Golden AI
Edits on 5 Mar, 2022
Golden AI
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G10K 9/04
Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooter, buzzer driven by gas; e.g. suction operated by compressed gases, e.g. compressed air
Infobox
Classification Type
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