Patents/Inventors

Guangzhi He

ShenzhenCN10 patents

6 Patents

USD11249262026
Combination Smoke and Carbon Monoxide Detector
0 cites
USD11038132025
Combination Smoke and Carbon Monoxide Detector
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USD10836482025
Carbon Monoxide Detection Alarm
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USD10342652024
Carbon Monoxide Detector
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USD10323872024
Plug-in Carbon Monoxide Detection Alarm
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USD10119442024
Gas Alarm
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