Apparatus for projecting animated pictures on alpha screen,申请号US19320590680-传众专利搜索

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发明名称	Apparatus for projecting animated pictures on alpha screen
摘要
申请公布号	US1929815(A)	申请公布日期	1933.10.10
申请号	US19320590680	申请日期	1932.02.03
申请人	GRINO TOMAS NICOLAU Y;GRINO JOSE MARIA NICOLAU Y	发明人	GRINO TOMAS NICOLAU Y;GRINO JOSE MARIA NICOLAU Y
分类号	G03B21/32;G03B21/36	主分类号	G03B21/32
代理机构		代理人
主权项
地址

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