Step and repeat film holder,申请号US19500166727-传众专利搜索

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法人/股东/高管

发明名称	Step and repeat film holder
摘要
申请公布号	US2601804(A)	申请公布日期	1952.07.01
申请号	US19500166727	申请日期	1950.06.07
申请人	BENJAMIN SUGARMAN	发明人	NINEBERG EDWARD
分类号	G03F7/22	主分类号	G03F7/22
代理机构		代理人
主权项
地址

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