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经营范围
发明名称
Nickel-manganese-silver alloy
摘要
申请公布号
US2467544(A)
申请公布日期
1949.04.19
申请号
US19470720109
申请日期
1947.01.03
申请人
WHITCOMB KEITH R
发明人
WHITCOMB KEITH R.
分类号
B23K35/30;C22C19/00
主分类号
B23K35/30
代理机构
代理人
主权项
地址
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