莴笋的营养价值及功效
专利名称：Dry cleaning pad 发明人：Barry L. Cutler
申请号：US08/176997
forrest gump申请日：19940103
短裤英文怎么说外研社点读笔公开号：US05377378A
公开日：
convenient
19950103
专利内容由知识产权出版社提供
摘要：A cleaning pad for u for cleaning carpet, rugs, furniture and like includes a pair of circular ba sheets of a non-woven materials cured together at their peripheries. In each ba sheet are at least first and cond strips of piles of a fibrous bristle with the fibrous bristles of the first strips being stiffer than the fibrous bristles of the cond strip. The fibrous bristles of the first strips have a shorter pile height than the pile height of the fibrous bristles of the cond strips. A bed of firmly looped strands woven to a hooked rug solidity to prent a cleaning surface fill in the space of each ba sheet between the strips. For a carpet cleaning pad, there are preferably two of the first strips and two of the cond strips on each ba sheet. Each of the first strip forms a V with a parate one of the cond strips with the apices of the V's being adjacent the periphery of the ba sheet and being diagonally opposite each other. The V's on one of the ba sheets are spaced circumferentially 90° from the V's on the other ba sheet.greenlantern
resistance
申请人：CUTLER; BARRY L.licenmanager
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cdfi是什么意思
