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发明名称
Apparatus for controlling rotation
摘要
申请公布号
US2147674(A)
申请公布日期
1939.02.21
申请号
US19380196014
申请日期
1938.03.15
申请人
SUBMARINE SIGNAL COMPANY
发明人
SATTERLEE HOWARD A.
分类号
G05D3/12
主分类号
G05D3/12
代理机构
代理人
主权项
地址
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