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发明名称
Magnetic compass
摘要
申请公布号
US3261103(A)
申请公布日期
1966.07.19
申请号
US19630263385
申请日期
1963.03.05
申请人
AQUA METER INSTRUMENT CORPORATION
发明人
BOSLAND JAMES M.;GILTZOW JAMES HUNTER
分类号
A47B47/00;G01C17/38
主分类号
A47B47/00
代理机构
代理人
主权项
地址
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