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发明名称
摘要
申请公布号
JPS4993158(U)
申请公布日期
1974.08.12
申请号
JP19720136861U
申请日期
1972.11.28
申请人
发明人
分类号
B30B9/30;B30B1/18;(IPC1-7):B30B1/18
主分类号
B30B9/30
代理机构
代理人
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