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发明名称
WORKING METHOD FOR LEAF PLATE TYPE HINGE BY COLD FORGING
摘要
申请公布号
JPS56117850(A)
申请公布日期
1981.09.16
申请号
JP19800020818
申请日期
1980.02.21
申请人
KUBOTA HISATAKA
发明人
KUBOTA HISATAKA
分类号
B21J5/08;B21K13/00;B21K13/02
主分类号
B21J5/08
代理机构
代理人
主权项
地址
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