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发明名称
摘要
申请公布号
JPS57129984(U)
申请公布日期
1982.08.13
申请号
JP19810015768U
申请日期
1981.02.06
申请人
发明人
分类号
F04B39/12;F04B39/02;(IPC1-7):F04B39/02
主分类号
F04B39/12
代理机构
代理人
主权项
地址
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