Motion picture projector,申请号US19290390121-传众专利搜索

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发明名称	Motion picture projector
摘要
申请公布号	US1897098(A)	申请公布日期	1933.02.14
申请号	US19290390121	申请日期	1929.09.03
申请人	SYNCHROME CORPORATION	发明人	WRIGHT WALTER L.
分类号	G03B33/00	主分类号	G03B33/00
代理机构		代理人
主权项
地址

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