Vertical barrier fresnel lens array for infrared motion detector systems,申请号US07/316435-传众专利搜索

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发明名称	Vertical barrier fresnel lens array for infrared motion detector systems
摘要
申请公布号	USD315424(S1)	申请公布日期	1991.03.12
申请号	US07/316435	申请日期	1989.02.27
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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