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发明名称
Procédé et machine pour le découpage d'ouvertures dans des corps creux et notamment tubulaires
摘要
申请公布号
FR1371905(A)
申请公布日期
1964.09.11
申请号
FR19630942914
申请日期
1963.07.27
申请人
发明人
ROUGIER MAXIME
分类号
B23D53/08
主分类号
B23D53/08
代理机构
代理人
主权项
地址
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