Open-face non-glare type viewing hood,申请号US19540428146-传众专利搜索

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发明名称	Open-face non-glare type viewing hood
摘要
申请公布号	US2819459(A)	申请公布日期	1958.01.07
申请号	US19540428146	申请日期	1954.05.06
申请人	DODD ROY F	发明人	DODD ROY F.
分类号	G02B27/28	主分类号	G02B27/28
代理机构		代理人
主权项
地址

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