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发明名称
MANUFACTURE OF SHEET METAL PART PROVIDED WITH RATCHET GEAR
摘要
申请公布号
JPH06154926(A)
申请公布日期
1994.06.03
申请号
JP19920335005
申请日期
1992.11.20
申请人
HASEGAWA SEIKO:KK
发明人
HASEGAWA ISAO
分类号
B21D22/30;B21D53/28;(IPC1-7):B21D53/28
主分类号
B21D22/30
代理机构
代理人
主权项
地址
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