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发明名称
Mobile warehouse ladder
摘要
A mobile ladder arrangement including base, ladder and linkage and caming assemblies therebetween to provide a foot actuated ladder assembly secured "use mode" and a hand actuated ladder assembly "mobile mode".
申请公布号
US5791434(A)
申请公布日期
1998.08.11
申请号
US19960752608
申请日期
1996.11.19
申请人
EMERSON ELECTRIC CO.
发明人
SWIDERSKI, PAUL R.
分类号
E06C1/397;(IPC1-7):E06C5/00
主分类号
E06C1/397
代理机构
代理人
主权项
地址
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