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发明名称
Parting material
摘要
申请公布号
US2327173(A)
申请公布日期
1943.08.17
申请号
US19420448419
申请日期
1942.06.25
申请人
CARSON-SAEKS, INC.
发明人
CARSON RICHARD M.;SAEKS REUBEN R.
分类号
B22C3/00
主分类号
B22C3/00
代理机构
代理人
主权项
地址
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