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发明名称
Caisson
摘要
申请公布号
US2087739(A)
申请公布日期
1937.07.20
申请号
US19350046687
申请日期
1935.10.25
申请人
THE ARTHUR A. JOHNSON CORPORATION
发明人
SAMKOFF JULIUS
分类号
E02D23/16
主分类号
E02D23/16
代理机构
代理人
主权项
地址
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