Lens mount and film gate construction for motion-picture projection machines,申请号US19420426848-传众专利搜索

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发明名称	Lens mount and film gate construction for motion-picture projection machines
摘要
申请公布号	US2368634(A)	申请公布日期	1945.02.06
申请号	US19420426848	申请日期	1942.01.15
申请人	CENTURY PROJECTOR CORPORATION	发明人	BOECKING EWALD
分类号	G03B1/56	主分类号	G03B1/56
代理机构		代理人
主权项
地址

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