Improvements in periscopes,申请号GB19540033993-传众专利搜索

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发明名称	Improvements in periscopes
摘要
申请公布号	GB1062710(A)	申请公布日期	1967.03.22
申请号	GB19540033993	申请日期	1954.11.23
申请人	BERNARD, EUGENE,ADRIEN,MARIEGUNY	发明人
分类号	G02B23/08;G02B27/64	主分类号	G02B23/08
代理机构		代理人
主权项
地址

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