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发明名称
Perfectionnements apportés aux générateurs de vapeur ou d'eau chaude, à éléments tubulaires
摘要
申请公布号
FR1110990(A)
申请公布日期
1956.02.20
申请号
FRD1110990
申请日期
1954.10.27
申请人
发明人
ROSSI GIOVANNI
分类号
F22B21/08;F24H1/40
主分类号
F22B21/08
代理机构
代理人
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地址
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