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发明名称
PUNCHING PROCESSING METHOD
摘要
申请公布号
JPS5424388(A)
申请公布日期
1979.02.23
申请号
JP19770089341
申请日期
1977.07.27
申请人
HITACHI LTD
发明人
MURAKAMI SUZUYA;TAKASAKI MITSUHIRO;IHARA FUMIO
分类号
B26F1/00;B21D28/16;B21D28/34;B26F1/14
主分类号
B26F1/00
代理机构
代理人
主权项
地址
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