发明名称 TOOL FOR OPERATING OXYGEN TANKS
摘要 This invention relates to tool for use in turning a valve stem of a gas cylinder. The tool includes a body having a first end and a second end. The body defines a longitudinal axis. The first end includes a slot formed therein defining a pair of opposed walls. The second end includes a bore formed therein which extends in a direction parallel to the longitudinal axis of the body.
申请公布号 US2012186404(A1) 申请公布日期 2012.07.26
申请号 US201213353726 申请日期 2012.01.19
申请人 发明人 PERRY LYNNE;RUFF BRADLEY
分类号 B25B13/50 主分类号 B25B13/50
代理机构 代理人
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