WROUGHT GRAY IRON WELDING ROD,申请号CAD447129-传众专利搜索

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发明名称	WROUGHT GRAY IRON WELDING ROD
摘要
申请公布号	CA447129(A)	申请公布日期	1948.03.09
申请号	CAD447129	申请日期
申请人	THE CHICAGO HARDWARE FOUNDRY COMPANY	发明人	RAYMOND J. FRANKLIN
分类号		主分类号
代理机构		代理人
主权项
地址

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