Balanced, cooled, and lubricated rotary seal,申请号US19480001854-传众专利搜索

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发明名称	Balanced, cooled, and lubricated rotary seal
摘要
申请公布号	US2470419(A)	申请公布日期	1949.05.17
申请号	US19480001854	申请日期	1948.01.12
申请人	CRANE PACKING COMPANY	发明人	VOYTECH CHARLES F.
分类号	F16J15/34	主分类号	F16J15/34
代理机构		代理人
主权项
地址

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