发明名称 Inground marker for a subterranean object, such as a septic tank
摘要 An inground marker for a subterranean object, such as a septic tank, includes an imitation paving stone molded from a plastic material in the general shape of an inverted rectangular pan having a substantially planar top surface. The top surface has a recessed area or depression in which an insert bearing a message indicating the presence of a subterranean object is secured.
申请公布号 US2009211170(A1) 申请公布日期 2009.08.27
申请号 US20080072472 申请日期 2008.02.26
申请人 BURLANDO ALBERT A 发明人 BURLANDO ALBERT A.
分类号 E02D29/14;E02D29/00 主分类号 E02D29/14
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