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发明名称
Lap truing machine
摘要
申请公布号
US2303030(A)
申请公布日期
1942.11.24
申请号
US19410406246
申请日期
1941.08.11
申请人
DUKE ROBERT S
发明人
DUKE ROBERT S.
分类号
B24B13/01;B24B37/00;B24B53/00
主分类号
B24B13/01
代理机构
代理人
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