Foundry core binder,申请号US19370148306-传众专利搜索

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发明名称	Foundry core binder
摘要
申请公布号	US2145317(A)	申请公布日期	1939.01.31
申请号	US19370148306	申请日期	1937.06.15
申请人	THE BORDEN COMPANY	发明人	SALZBERG HAROLD K.
分类号	B22C1/22;B22C1/26	主分类号	B22C1/22
代理机构		代理人
主权项
地址

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