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经营范围
发明名称
Casting metals and alloys
摘要
申请公布号
US2870497(A)
申请公布日期
1959.01.27
申请号
US19560603660
申请日期
1956.08.13
申请人
STRAUSS
发明人
EHRLICH JOSEPH R.;STRAUSS WALTER A.
分类号
B22C9/06;B22D21/02;B22F5/00
主分类号
B22C9/06
代理机构
代理人
主权项
地址
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