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发明名称
PUNCHING MACHINES
摘要
申请公布号
GB1322682(A)
申请公布日期
1973.07.11
申请号
GB19720001309
申请日期
1972.01.11
申请人
MEMAIN J E L E
发明人
分类号
B21D28/04;(IPC1-7):B21D43/10;B21D37/10
主分类号
B21D28/04
代理机构
代理人
主权项
地址
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