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发明名称
SPIRALWAERMETAUSCHER UND VERFAHREN ZU SEINER HERSTELLUNG.
摘要
申请公布号
AT46966(T)
申请公布日期
1989.10.15
申请号
AT19870400658T
申请日期
1987.03.24
申请人
JOUET, ETIENNE
发明人
JOUET, ETIENNE
分类号
B21D53/02;F28D9/04;(IPC1-7):F28D9/04
主分类号
B21D53/02
代理机构
代理人
主权项
地址
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