Swab,申请号US19570642120-传众专利搜索

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法人/股东/高管

发明名称	Swab
摘要
申请公布号	US2975722(A)	申请公布日期	1961.03.21
申请号	US19570642120	申请日期	1957.02.25
申请人	WEBBER JACK C	发明人	WEBBER JACK C.
分类号	E21B37/10	主分类号	E21B37/10
代理机构		代理人
主权项
地址

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