Logarithmic calculators for astronavigational purposes,申请号GB19490033449-传众专利搜索

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发明名称	Logarithmic calculators for astronavigational purposes
摘要
申请公布号	GB691310(A)	申请公布日期	1953.05.13
申请号	GB19490033449	申请日期	1949.12.31
申请人	JAN MIECZYSLAW BARTELSKI	发明人
分类号	G06G1/12	主分类号	G06G1/12
代理机构		代理人
主权项
地址

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