Improvements in or connected with face-pieces for telescope observation instruments,申请号GB19410003518-传众专利搜索

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发明名称	Improvements in or connected with face-pieces for telescope observation instruments
摘要
申请公布号	GB580724(A)	申请公布日期	1946.09.18
申请号	GB19410003518	申请日期	1941.03.14
申请人	BARR AND STROUD, LIMITED;JOHN MARTIN STRANG;CLAUD FOSTER	发明人
分类号	G02B23/08	主分类号	G02B23/08
代理机构		代理人
主权项
地址

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