Film selecting mechanism,申请号US19440526300-传众专利搜索

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发明名称	Film selecting mechanism
摘要
申请公布号	US2416210(A)	申请公布日期	1947.02.18
申请号	US19440526300	申请日期	1944.03.13
申请人	THE RUDOLPH WURLITZER COMPANY	发明人	OSBORNE FRED H.
分类号	G03B21/50	主分类号	G03B21/50
代理机构		代理人
主权项
地址

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