发明名称 Delivery alert apparatus
摘要 An apparatus arranged for mounting exteriorly of a dwelling and the like for alerting a delivery individual of proper location of a delivery site, such as utilized in pizza delivery, to minimize delay of time while the delivery individual is seeking a proper dwelling for delivery of an associated pizza.
申请公布号 US5103581(A) 申请公布日期 1992.04.14
申请号 US19910688979 申请日期 1991.04.22
申请人 NOVAK, STEVE M. 发明人 NOVAK, STEVE M.
分类号 G09F9/305 主分类号 G09F9/305
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