CHANGEOVER CONTROL ARRANGEMENT FOR PROJECTION APPARATUS,申请号GB19800000530-传众专利搜索

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发明名称	CHANGEOVER CONTROL ARRANGEMENT FOR PROJECTION APPARATUS
摘要
申请公布号	GB2039385(A)	申请公布日期	1980.08.06
申请号	GB19800000530	申请日期	1980.01.08
申请人	BELL & HOWELL CO	发明人
分类号	G03B21/43;(IPC1-7):G05B11/01	主分类号	G03B21/43
代理机构		代理人
主权项
地址

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