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发明名称
Work supporting spindle
摘要
申请公布号
US2275382(A)
申请公布日期
1942.03.03
申请号
US19410372899
申请日期
1941.01.02
申请人
THE OHIO BRASS COMPANY
发明人
SMITH WILLIAM A.
分类号
B28B11/04;H01B19/00
主分类号
B28B11/04
代理机构
代理人
主权项
地址
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