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经营范围
发明名称
Grinding machine
摘要
申请公布号
US1819094(A)
申请公布日期
1931.08.18
申请号
US19280281898
申请日期
1928.05.31
申请人
THE HEALD MACHINE COMPANY
发明人
HEALD ROGER N.
分类号
B24B5/06
主分类号
B24B5/06
代理机构
代理人
主权项
地址
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