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发明名称
Suction cleaners
摘要
申请公布号
US2876481(A)
申请公布日期
1959.03.10
申请号
US19550493082
申请日期
1955.03.09
申请人
THE HOOVER COMPANY
发明人
GERBER DALE C.;SECK WERNER G.;KURLINSKI DALE T.
分类号
A47L5/32;A47L9/24
主分类号
A47L5/32
代理机构
代理人
主权项
地址
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