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发明名称
Apparatus and method for grinding
摘要
申请公布号
US2695478(A)
申请公布日期
1954.11.30
申请号
US19520328464
申请日期
1952.12.29
申请人
NORTON COMPANY
发明人
COMSTOCK GEORGE E.;JR. GEORGE CROMPTON,
分类号
B24B1/04
主分类号
B24B1/04
代理机构
代理人
主权项
地址
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