Optical projector with projection lens adjustment means,申请号US19650469525-传众专利搜索

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发明名称	Optical projector with projection lens adjustment means
摘要
申请公布号	US3344706(A)	申请公布日期	1967.10.03
申请号	US19650469525	申请日期	1965.07.06
申请人	WILLIAM DIAN	发明人	DIAN WILLIAM
分类号	G02B1/00	主分类号	G02B1/00
代理机构		代理人
主权项
地址

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