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发明名称
Method of working the inner surface of a hollow body
摘要
申请公布号
US2599025(A)
申请公布日期
1952.06.03
申请号
US19480063382
申请日期
1948.12.03
申请人
BABSON BROS. CO.
发明人
STAMPEN JACOB J.
分类号
B24B5/36
主分类号
B24B5/36
代理机构
代理人
主权项
地址
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