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发明名称
Portable escalators
摘要
申请公布号
US2919658(A)
申请公布日期
1960.01.05
申请号
US19580712718
申请日期
1958.02.03
申请人
CHRIS KAKOSKA
发明人
KAKOSKA CHRIS
分类号
A61G3/06
主分类号
A61G3/06
代理机构
代理人
主权项
地址
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