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经营范围
发明名称
Floor-polishing machine
摘要
申请公布号
US1748548(A)
申请公布日期
1930.02.25
申请号
US19240692295
申请日期
1924.02.12
申请人
THE FLOOROLA CORPORATION;ERNEST J. NEWCOMER
发明人
GILLIS LYLE N.
分类号
A47L11/162
主分类号
A47L11/162
代理机构
代理人
主权项
地址
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