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经营范围
发明名称
Scraping implement
摘要
申请公布号
US2980937(A)
申请公布日期
1961.04.25
申请号
US19590797220
申请日期
1959.03.04
申请人
THE SIEGLER CORPORATION
发明人
DEFRIES ERNEST WILLIAM
分类号
A47L13/08
主分类号
A47L13/08
代理机构
代理人
主权项
地址
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