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发明名称
MARINE SEXTANT PROVIDED WITH A HORIZON INDICATING DEVICE
摘要
申请公布号
GB1500159(A)
申请公布日期
1978.02.08
申请号
GB19750038595
申请日期
1975.09.19
申请人
SHIAW LEI HO
发明人
分类号
G01C1/10;G01C15/14;(IPC1-7):G01C15/14
主分类号
G01C1/10
代理机构
代理人
主权项
地址
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