Oil-gauge-rod wiper,申请号US19280258810-传众专利搜索

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发明名称	Oil-gauge-rod wiper
摘要
申请公布号	US1747100(A)	申请公布日期	1930.02.11
申请号	US19280258810	申请日期	1928.03.03
申请人	WILLIAM ASHWORTH ALTON	发明人	ASHWORTH ALTON WILLIAM
分类号	G01F23/04	主分类号	G01F23/04
代理机构		代理人
主权项
地址

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