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发明名称
Procédé et presse pour le formage de la surface intérieure de corps creux
摘要
申请公布号
FR1073209(A)
申请公布日期
1954.09.21
申请号
FRD1073209
申请日期
1953.03.24
申请人
L. SCHULER A. G.
发明人
分类号
B21C37/20;F23Q2/36
主分类号
B21C37/20
代理机构
代理人
主权项
地址
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