发明名称 Simple communication apparatus
摘要 A communication apparatus features a transmitter unit and a separate receiver unit for communication between the locations thereof. The transmitter unit features a control switch used to select from one of multiple directions. A display on the receiver unit displays one of the directions when selected on the transmitter unit by means of the control switch. The apparatus allows easily understood, language independent, directional instructions to be transmitted from a first location to a second location, for example between separate vehicles in which the units are mounted.
申请公布号 US2006160494(A1) 申请公布日期 2006.07.20
申请号 US20060326579 申请日期 2006.01.06
申请人 WALDNER STEVE 发明人 WALDNER STEVE
分类号 H04B1/38 主分类号 H04B1/38
代理机构 代理人
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