Nonmetallic permanent mold,申请号US19310576422-传众专利搜索

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发明名称	Nonmetallic permanent mold
摘要
申请公布号	US1935362(A)	申请公布日期	1933.11.14
申请号	US19310576422	申请日期	1931.11.20
申请人	ERB-JOYCE FOUNDRY COMPANY	发明人	KIMBER HARRY P.
分类号	B22C1/12	主分类号	B22C1/12
代理机构		代理人
主权项
地址

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