Sealing means,申请号US19650452718-传众专利搜索

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发明名称	Sealing means
摘要
申请公布号	US3304872(A)	申请公布日期	1967.02.21
申请号	US19650452718	申请日期	1965.05.03
申请人	ENGLISH CHARLES L	发明人	ENGLISH CHARLES L.
分类号	F04B47/12;F04B53/16	主分类号	F04B47/12
代理机构		代理人
主权项
地址

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