发明名称 INVENTORY MANAGEMENT SYSTEM
摘要 <p>A method of managing inventory of admixture and additive material for concrete, grout and mortar in storage containers at remote locations is provided. A level indicator inventoris the storage containers. The level or volume of material in the storage container is determined and transmitted to a database via a wireless system. The database can be queried to determine if material needs to be shipped to the storage container. If needed, an order is generated to ship material to the storage container.</p>
申请公布号 WO2002081164(A1) 申请公布日期 2002.10.17
申请号 EP2002003677 申请日期 2002.03.28
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