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发明名称
Vacuum cleaner
摘要
申请公布号
US1763397(A)
申请公布日期
1930.06.10
申请号
US19240717494
申请日期
1924.06.03
申请人
JOB HUTCHINSON
发明人
HUTCHINSON JOB
分类号
A47L5/14;A47L5/20
主分类号
A47L5/14
代理机构
代理人
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地址
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