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经营范围
发明名称
Airplane navigating apparatus
摘要
申请公布号
US2070178(A)
申请公布日期
1937.02.09
申请号
US19340729216
申请日期
1934.06.06
申请人
PAUL WHITTIER;KEITH SCOTT
发明人
JR. FRANCIS M. POTTENGER,;BALSLEY JAMES R.
分类号
G01S1/02;G01S19/14;G01S19/53
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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