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发明名称
PUNCHING METHOD
摘要
申请公布号
JPS5490680(A)
申请公布日期
1979.07.18
申请号
JP19780103194
申请日期
1978.08.23
申请人
NIPPON LIGHT METAL CO
发明人
AKIYAMA KIHACHIROU;SUEYOSHI KAZUNORI
分类号
B26F1/02;B21D28/32;B26F1/00
主分类号
B26F1/02
代理机构
代理人
主权项
地址
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