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发明名称
Hydraulic leveling device
摘要
申请公布号
US2616713(A)
申请公布日期
1952.11.04
申请号
US19480025407
申请日期
1948.05.06
申请人
E. L. SCHOFIELD, INCORPORATED
发明人
SCHOFIELD EARL L.
分类号
A61G21/00
主分类号
A61G21/00
代理机构
代理人
主权项
地址
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