MEGAPHONE
    10.
    发明申请
    MEGAPHONE 有权
    扩音器

    公开(公告)号:US20140029760A1

    公开(公告)日:2014-01-30

    申请号:US13801621

    申请日:2013-03-13

    CPC classification number: H04R1/02 H04R27/04

    Abstract: A rugged megaphone comprising a body, two opposing handles and a horn and further comprising a rim bumper attached to the tip of the horn; providing a megaphone of superior durability.

    Abstract translation: 一种坚固的扩音器,包括主体,两个相对的手柄和喇叭,还包括附接到喇叭尖端的边缘保险杠; 提供出色的耐久性的扩音器。

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