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发明名称
Sweeper
摘要
申请公布号
US2415372(A)
申请公布日期
1947.02.04
申请号
US19450599852
申请日期
1945.06.16
申请人
B. F. STURTEVANT COMPANY
发明人
SALT LLOYD B.;ZAINO CORRADINO R.
分类号
A47L5/26;A47L11/162
主分类号
A47L5/26
代理机构
代理人
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地址
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