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发明名称
UNO SCAMBIATORE DI CALORE COMPRENDENTE DUE TUBI, UNO INTERNO ALL'ALTRO
摘要
申请公布号
ITFI970285(A1)
申请公布日期
1999.06.23
申请号
IT1997FI00285
申请日期
1997.12.23
申请人
PIPPUCCI ROBERTO;VESTRI VALENTINA
发明人
PIPPUCCI ROBERTO;VESTRI VALENTINA
分类号
F22D
主分类号
F22D
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代理人
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