Valve seat reconstruction tool,申请号US19280310600-传众专利搜索

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发明名称	Valve seat reconstruction tool
摘要
申请公布号	US1806189(A)	申请公布日期	1931.05.19
申请号	US19280310600	申请日期	1928.10.05
申请人	ALBERTSON & COMPANY, INC.	发明人	ALBERTSON FRANS O.
分类号	B23C3/05	主分类号	B23C3/05
代理机构		代理人
主权项
地址

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