| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the need for considering paint costs in an ultrasonic sensor 3, and to stabilize quality. SOLUTION: A case section 23 for accommodating a microphone 21 is formed by a transparent material for composing the ultrasonic sensor 3, and the ultrasonic sensor 3 is fitted to the mounting body of the bumper or the like of a vehicle.
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