Kerf-cutting machine,申请号US19460642309-传众专利搜索

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发明名称	Kerf-cutting machine
摘要
申请公布号	US2424911(A)	申请公布日期	1947.07.29
申请号	US19460642309	申请日期	1946.01.19
申请人	GOODMAN MANUFACTURING COMPANY	发明人	BODIN GEORGE
分类号	E21C31/00	主分类号	E21C31/00
代理机构		代理人
主权项
地址

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