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经营范围
发明名称
STEPLADDER
摘要
A stepladder includes a step frame having legs and steps and a tray unit coupled to the step frame. The tray unit includes a utility tray mounted for pivotable movement relative to the step frame.
申请公布号
US2008142301(A1)
申请公布日期
2008.06.19
申请号
US20070956787
申请日期
2007.12.14
申请人
COSCO MANAGEMENT, INC.
发明人
MEYERS THOMAS J.;COMPTON WYATT;ZINK PAUL T.
分类号
E06C7/14;E06C1/28
主分类号
E06C7/14
代理机构
代理人
主权项
地址
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