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经营范围
发明名称
Elektrischer Metallwiderstand
摘要
申请公布号
DE731509(C)
申请公布日期
1943.02.10
申请号
DE1935R092983D
申请日期
1935.03.31
申请人
CHEMISCHE FABRIK ROEHM & HAAS G.M.B.H.
发明人
分类号
H05K5/06
主分类号
H05K5/06
代理机构
代理人
主权项
地址
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