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发明名称
Dry gasholder having a ballast actuated piston
摘要
申请公布号
US2559137(A)
申请公布日期
1951.07.03
申请号
US19470735900
申请日期
1947.03.20
申请人
N. V. HOLLANDSCHE CONSTRUCTIE WERKPLAATSEN
发明人
ITERSON FREDERIK KAREL THEODOOR VAN
分类号
F17B1/013
主分类号
F17B1/013
代理机构
代理人
主权项
地址
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