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经营范围
发明名称
Nitrierhaertungsbeschleuniger
摘要
申请公布号
DE575599(C)
申请公布日期
1933.04.29
申请号
DE1931E040680D
申请日期
1931.02.18
申请人
ELECTRO METALLURGICAL COMPANY
发明人
分类号
C23C8/26
主分类号
C23C8/26
代理机构
代理人
主权项
地址
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