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发明名称
Float or the like
摘要
申请公布号
US2445268(A)
申请公布日期
1948.07.13
申请号
US19420463868
申请日期
1942.10.30
申请人
HODGINS SYDNEY M
发明人
HODGINS SYDNEY M.
分类号
F16K33/00
主分类号
F16K33/00
代理机构
代理人
主权项
地址
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