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发明名称
élément de générateur de vapeur avec circulation d'eau en sens unique
摘要
申请公布号
FR1117969(A)
申请公布日期
1956.05.30
申请号
FRD1117969
申请日期
1955.01.18
申请人
发明人
ROSSI GIOVANNI
分类号
F22B21/00;F22B21/08;F22B21/36
主分类号
F22B21/00
代理机构
代理人
主权项
地址
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