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发明名称
ROEHRENWAERMEAUSTAUSCHER.
摘要
申请公布号
DE1830851(U)
申请公布日期
1961.05.10
申请号
DE196100M7293U
申请日期
1961.02.23
申请人
METALLISATOR-BETRIEB ROBERT HOPFELT
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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