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发明名称
Double-acting proportional pressure power amplifier
摘要
申请公布号
US2465761(A)
申请公布日期
1949.03.29
申请号
US19430513647
申请日期
1943.12.08
申请人
OLIVE B. STAUDE
发明人
STAUDE EDWIN G.
分类号
B64C13/24;F15B9/10
主分类号
B64C13/24
代理机构
代理人
主权项
地址
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