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经营范围
发明名称
Heat treatment of cast iron
摘要
申请公布号
US2200765(A)
申请公布日期
1940.05.14
申请号
US19370142446
申请日期
1937.05.13
申请人
UNITED SHOE MACHINERY CORPORATION
发明人
BARTHOLOMEW EDWARD L.;JR. JOHN D. PAINE,
分类号
C22C37/00
主分类号
C22C37/00
代理机构
代理人
主权项
地址
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