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发明名称
Galvanized malleable iron and method of producing same
摘要
申请公布号
US1944227(A)
申请公布日期
1934.01.23
申请号
US19310562424
申请日期
1931.09.11
申请人
DURBIN VOTAW S
发明人
DURBIN VOTAW S.
分类号
C21D5/04;C23C2/28
主分类号
C21D5/04
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代理人
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