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发明名称
Method and apparatus for sharpening scriber points
摘要
申请公布号
US2864206(A)
申请公布日期
1958.12.16
申请号
US19570643486
申请日期
1957.03.01
申请人
LANE CHARLES C;MAHONEY WILLIAM C
发明人
LANE CHARLES C.;MAHONEY WILLIAM C.
分类号
B24B19/16
主分类号
B24B19/16
代理机构
代理人
主权项
地址
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