Device for obturating multicolor filters,申请号US19330679260-传众专利搜索

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发明名称	Device for obturating multicolor filters
摘要
申请公布号	US2041465(A)	申请公布日期	1936.05.19
申请号	US19330679260	申请日期	1933.07.06
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人	GEHRKE WILHELM;STROHMENGER GEORG
分类号	G03B33/10	主分类号	G03B33/10
代理机构		代理人
主权项
地址

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