Grid casting machine,申请号US19400331052-传众专利搜索

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发明名称	Grid casting machine
摘要
申请公布号	US2286527(A)	申请公布日期	1942.06.16
申请号	US19400331052	申请日期	1940.04.22
申请人	YERKEY ANNA C	发明人	YERKEY ANNA C.
分类号	B22D25/04	主分类号	B22D25/04
代理机构		代理人
主权项
地址

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