Continuous cutting and dislodging element,申请号US19510236214-传众专利搜索

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法人/股东/高管

发明名称	Continuous cutting and dislodging element
摘要
申请公布号	US2677536(A)	申请公布日期	1954.05.04
申请号	US19510236214	申请日期	1951.07.11
申请人	GOODMAN MANUFACTURING COMPANY	发明人	GLEESON MURRAY A.
分类号	E21C27/12	主分类号	E21C27/12
代理机构		代理人
主权项
地址

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