Photographic method of making a pattern for molding,申请号US19640378323-传众专利搜索

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发明名称	Photographic method of making a pattern for molding
摘要
申请公布号	US3277541(A)	申请公布日期	1966.10.11
申请号	US19640378323	申请日期	1964.06.26
申请人	WILTON RALPH P;FITZPATRICK JOHN J	发明人	WILTON RALPH P.;FITZPATRICK JOHN J.
分类号	B22C7/00;G03F7/00	主分类号	B22C7/00
代理机构		代理人
主权项
地址

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