AN AIR-OPERATED FILLING MAIN WITH A SIZE GRADE DISPOSAL,申请号PL19870267216-传众专利搜索

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发明名称	AN AIR-OPERATED FILLING MAIN WITH A SIZE GRADE DISPOSAL
摘要
申请公布号	PL156172(B1)	申请公布日期	1992.02.28
申请号	PL19870267216	申请日期	1987.08.06
申请人		发明人
分类号	E21F15/08;(IPC1-7):E21F15/08	主分类号	E21F15/08
代理机构		代理人
主权项
地址

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