Warning safety helmet
The utility model relates to a warning safety helmet which comprises a helmet body, a buzzer, a wire and a switch. The warning safety helmet is characterized in that the buzzer is fixed on the front portion of helmet body, and the switch is fixed on the side portion of the helmet body. The buzzer is...
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Main Authors | , , , |
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Format | Patent |
Language | Chinese English |
Published |
10.04.2013
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Subjects | |
Online Access | Get full text |
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