Replaceable thimble point dipper tooth,申请号US19290409558-传众专利搜索

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发明名称	Replaceable thimble point dipper tooth
摘要
申请公布号	US1829851(A)	申请公布日期	1931.11.03
申请号	US19290409558	申请日期	1929.11.25
申请人	AMERICAN MANGANESE STEEL COMPANY	发明人	CLARK JOHN O'FALLON
分类号	E02F9/28	主分类号	E02F9/28
代理机构		代理人
主权项
地址

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