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发明名称
Pattern assembly
摘要
申请公布号
US2666239(A)
申请公布日期
1954.01.19
申请号
US19500171160
申请日期
1950.06.29
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
FARRELL JAMES A.
分类号
B22C7/02;B29C33/00
主分类号
B22C7/02
代理机构
代理人
主权项
地址
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