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发明名称
Gyroscopic and aerodynamic stabilizer
摘要
申请公布号
US1770199(A)
申请公布日期
1930.07.08
申请号
US19290375704
申请日期
1929.07.03
申请人
NORMAN CLARK
发明人
CLARK NORMAN
分类号
B64C1/00;B64C17/06
主分类号
B64C1/00
代理机构
代理人
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地址
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