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经营范围
发明名称
摘要
申请公布号
JPS4993092(U)
申请公布日期
1974.08.12
申请号
JP19720138633U
申请日期
1972.12.01
申请人
发明人
分类号
B23H7/02;(IPC1-7):B23P1/12
主分类号
B23H7/02
代理机构
代理人
主权项
地址
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