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经营范围
发明名称
Centerless grinder work support
摘要
申请公布号
US2332528(A)
申请公布日期
1943.10.26
申请号
US19410424186
申请日期
1941.12.23
申请人
NATIONAL STEEL CORPORATION
发明人
RAUSCHENBERGER GEORGE W.
分类号
B24B5/307
主分类号
B24B5/307
代理机构
代理人
主权项
地址
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