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发明名称
Mold part
摘要
申请公布号
US1888441(A)
申请公布日期
1932.11.22
申请号
US19300479106
申请日期
1930.08.30
申请人
THE DOW CHEMICAL COMPANY
发明人
WEIDEMANN GEORGE H.
分类号
B22C1/02
主分类号
B22C1/02
代理机构
代理人
主权项
地址
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