选择焊专利名称：Lifting and jacking apparatus
发明人：Robert Urquhart Connell,Loyd E. McGhee,
Jr.,Rodney Brown
申请号：US16052275
申请日：20180801
单病种管理>歌唱
公开号：US10752472B2
公开日：
灭烛怜光满
玄关隔断效果图>国考日期
2020082508年属啥
专利内容由知识产权出版社提供
专利附图：
摘要：A lifting and jacking apparatus including a void former configured for
embedment in a concrete slab before pouring of the concrete slab and a lifting bail removably inrtable in and curely attachable to the void former. The void former
includes a built in jacking screw configured to assist in adjusting the height of the concrete slab.
春节传统文化申请人：Illinois Tool Works Inc.,WNL Concrete Products, LLC
地址：Glenview IL US,Ontario CA US
国籍：US,US
代理机构：Neal, Gerber & Einber LLP
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