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发明名称
Method and apparatus for producing bimetallic products
摘要
申请公布号
US2301902(A)
申请公布日期
1942.11.10
申请号
US19380216967
申请日期
1938.07.01
申请人
MERLE JOSEPH M
发明人
MERLE JOSEPH M.
分类号
B22D11/00
主分类号
B22D11/00
代理机构
代理人
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