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发明名称
Apparatus for measuring altitude
摘要
申请公布号
US1942421(A)
申请公布日期
1934.01.09
申请号
US19320593084
申请日期
1932.02.15
申请人
ROSS GUNN
发明人
GUNN ROSS
分类号
G01S11/02;G01S19/14;G01S19/54
主分类号
G01S11/02
代理机构
代理人
主权项
地址
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