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发明名称
Cleaning machine
摘要
申请公布号
US1901647(A)
申请公布日期
1933.03.14
申请号
US19290372974
申请日期
1929.06.22
申请人
HOWALD WERNER T;KLINGELFUSS EUGENE H;KENNY FREDERICK P
发明人
HOWALD WERNER T.;KLINGELFUSS EUGENE H.;KENNY FREDERICK P.
分类号
A47L11/38
主分类号
A47L11/38
代理机构
代理人
主权项
地址
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