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发明名称
Perfectionnement aux surchauffeurs de vapeur ou de gaz à foyer indépendant
摘要
申请公布号
FR927870(A)
申请公布日期
1947.11.12
申请号
FRD927870
申请日期
1946.04.17
申请人
SOCIETE GENERALE DE CONSTRUCTIONS ELECTRIQUES ET MECANIQUES
发明人
分类号
F22G1/16
主分类号
F22G1/16
代理机构
代理人
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地址
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