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发明名称
MANUFACTURE OF CLAD MATERIAL HAVING FRONT AND REAR EASILY DISTINGUISHABLE
摘要
申请公布号
JPH02303688(A)
申请公布日期
1990.12.17
申请号
JP19890123652
申请日期
1989.05.17
申请人
HITACHI CABLE LTD
发明人
OTA TAKAYUKI;KUBOTA HISASHI
分类号
B23K20/04
主分类号
B23K20/04
代理机构
代理人
主权项
地址
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