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发明名称
Buoyancy responsive apparatus
摘要
申请公布号
US2564305(A)
申请公布日期
1951.08.14
申请号
US19450575508
申请日期
1945.01.31
申请人
THE BRISTOL COMPANY
发明人
HICKS JAMES R.
分类号
G01F23/00;G01N9/12
主分类号
G01F23/00
代理机构
代理人
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