Motion picture projection machine structure,申请号US19290410829-传众专利搜索

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发明名称	Motion picture projection machine structure
摘要
申请公布号	US1905816(A)	申请公布日期	1933.04.25
申请号	US19290410829	申请日期	1929.11.30
申请人	INTERNATIONAL PROJECTOR CORPORATION	发明人	DINA AUGUSTO
分类号	G03B17/56;G03B21/32	主分类号	G03B17/56
代理机构		代理人
主权项
地址

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