发明授权
US4369428A Parking brake warning system 失效
驻车制动警告系统

Parking brake warning system
摘要:
In order to indicate the operation of a parking brake of an automobile, a switching means responsive to the operation of the parking brake is disposed between the ignition switch and a power side terminal of the stop lights for indicating the braking of the automobile. The operation of the parking brake is thus indicated to the drivers of automobiles coming from behind, thereby preventing a collision from behind or the other accidents.
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