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发明名称
Centerless metalworking fixture
摘要
申请公布号
US2630728(A)
申请公布日期
1953.03.10
申请号
US19480057573
申请日期
1948.10.30
申请人
LEWIN LILLIE E
发明人
LEWIN LILLIE E.
分类号
B21H3/04
主分类号
B21H3/04
代理机构
代理人
主权项
地址
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