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发明名称
Buoyancy control device
摘要
申请公布号
US2793589(A)
申请公布日期
1957.05.28
申请号
US19440533895
申请日期
1944.05.03
申请人
ATCHLEY RAYMOND D
发明人
ATCHLEY RAYMOND D.
分类号
F42B22/08;G05D9/02
主分类号
F42B22/08
代理机构
代理人
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地址
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