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经营范围
发明名称
CONVERTIBLE SLEEPING UNIT
摘要
申请公布号
CA444804(A)
申请公布日期
1947.11.04
申请号
CAD444804
申请日期
申请人
RALPH HENDER O'NEILL
发明人
RALPH HENDER O'NEILL
分类号
主分类号
代理机构
代理人
主权项
地址
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