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发明名称
Method of and apparatus for making composite ingots
摘要
申请公布号
US2056673(A)
申请公布日期
1936.10.06
申请号
US19320642699
申请日期
1932.11.15
申请人
SIMONDS SAW AND STEEL COMPANY
发明人
HOWARD LESLIE E.
分类号
B22D7/02
主分类号
B22D7/02
代理机构
代理人
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地址
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