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发明名称
Procédé de fabrication de corps de vannes et produit en résultant
摘要
申请公布号
FR1327092(A)
申请公布日期
1963.05.17
申请号
FR19626942401
申请日期
1962.03.20
申请人
ETABLISSEMENTS FRANCIS GUICHON
发明人
分类号
B21D53/00;F16K27/10
主分类号
B21D53/00
代理机构
代理人
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地址
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