Seal and method of manufacture,申请号US19620246549-传众专利搜索

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发明名称	Seal and method of manufacture
摘要
申请公布号	US3275331(A)	申请公布日期	1966.09.27
申请号	US19620246549	申请日期	1962.12.21
申请人	JOHNS-MANVILLE CORPORATION	发明人	MASTROBATTISTA ALEX A.;FORDON WILLIAM J.
分类号	F16J15/32	主分类号	F16J15/32
代理机构		代理人
主权项
地址

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