Power press for perforated articles,申请号US19380195056-传众专利搜索

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发明名称	Power press for perforated articles
摘要
申请公布号	US2254107(A)	申请公布日期	1941.08.26
申请号	US19380195056	申请日期	1938.03.10
申请人	GENERAL REFRACTORIES COMPANY	发明人	MILLER FRED M.;SHAPE ALFRED C.;WALKER HARRY S.
分类号	B28B3/08	主分类号	B28B3/08
代理机构		代理人
主权项
地址

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