Binocular having externally accessible filter guide,申请号US19630302679-传众专利搜索

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发明名称	Binocular having externally accessible filter guide
摘要
申请公布号	US3247763(A)	申请公布日期	1966.04.26
申请号	US19630302679	申请日期	1963.08.16
申请人	D AND D COMPANY, INC.	发明人	DOWLING ROBERT W.;RICCIO LORENZO DEL;GOLDHAMMER ALBERT
分类号	G02B23/18	主分类号	G02B23/18
代理机构		代理人
主权项
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