According to the data of instrument network, the registered category of thermometer trademark is the ninth category, and scientific instruments, 09 10 measuring instruments, laboratory instruments, electric measuring instruments, scientific instruments and non-medical thermometers 090429 are intellectual property rights.
In order to control the proper water temperature, a fish tank thermometer is needed in the fish tank. Thermometers are tools that can accurately judge and measure temperature, and are divided into pointer thermometers and digital thermometers.
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On the evening of February 17, the "Touching China 2020 People Award Ceremony" was broadcast, and Zhang was elected as the person of the yea