Sound and picture recording camera,申请号US19270237400-传众专利搜索

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发明名称	Sound and picture recording camera
摘要
申请公布号	US1761619(A)	申请公布日期	1930.06.03
申请号	US19270237400	申请日期	1927.12.03
申请人	GENERAL TALKING PICTURES CORPORATION	发明人	FOREST LEE DE
分类号	G03B31/00	主分类号	G03B31/00
代理机构		代理人
主权项
地址

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