Binders for baked sand cores and dry sand molds for use in casting metals,申请号US19520294476-传众专利搜索

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发明名称	Binders for baked sand cores and dry sand molds for use in casting metals
摘要
申请公布号	US2686728(A)	申请公布日期	1954.08.17
申请号	US19520294476	申请日期	1952.06.19
申请人	WHITEHEAD BROTHERS COMPANY	发明人	WALLACE BURGESS P.
分类号	B22C1/20	主分类号	B22C1/20
代理机构		代理人
主权项
地址

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