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经营范围
发明名称
Gliederheizkoerper aus keramischem Stoff
摘要
申请公布号
DE715442(C)
申请公布日期
1941.12.22
申请号
DE1938G098114D
申请日期
1938.06.22
申请人
RICHARD GROWALD
发明人
GROWALD RICHARD
分类号
F28F21/04
主分类号
F28F21/04
代理机构
代理人
主权项
地址
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