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发明名称
摘要
申请公布号
JPS5136551(U)
申请公布日期
1976.03.18
申请号
JP19740110540U
申请日期
1974.09.09
申请人
发明人
分类号
B28B21/80;B28B21/82;(IPC1-7):B28B21/82
主分类号
B28B21/80
代理机构
代理人
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