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发明名称
FORMING METHOD FOR TRUNCATED-CONICAL CONTACT
摘要
申请公布号
JPH01195621(A)
申请公布日期
1989.08.07
申请号
JP19880019171
申请日期
1988.01.29
申请人
TANAKA KIKINZOKU KOGYO KK
发明人
IMAI MASAMITSU
分类号
B21J13/14;B21K1/62;B21K27/00;H01H11/04
主分类号
B21J13/14
代理机构
代理人
主权项
地址
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