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经营范围
发明名称
Floor coaster
摘要
申请公布号
US2424032(A)
申请公布日期
1947.07.15
申请号
US19450591363
申请日期
1945.05.01
申请人
MAY HENDERSON CLARA
发明人
HENDERSON CLARA MAY
分类号
A47L13/36
主分类号
A47L13/36
代理机构
代理人
主权项
地址
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