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发明名称
Procédé de fabrication de radiateurs de chauffage central en tôle et produits obtenus
摘要
申请公布号
FR925350(A)
申请公布日期
1947.09.01
申请号
FRD925350
申请日期
1946.04.09
申请人
发明人
BOUVET HENRI
分类号
B23K28/00;F28F21/08
主分类号
B23K28/00
代理机构
代理人
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