Control of photocell illumination by shutter having programmed movement,申请号US19660591777-传众专利搜索

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发明名称	Control of photocell illumination by shutter having programmed movement
摘要
申请公布号	US3407192(A)	申请公布日期	1968.10.22
申请号	US19660591777	申请日期	1966.11.03
申请人	ALFRED W. BARBER	发明人	BARBER ALFRED W.
分类号	G06G7/26	主分类号	G06G7/26
代理机构		代理人
主权项
地址

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