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发明名称
Leg rest
摘要
申请公布号
US1845338(A)
申请公布日期
1932.02.16
申请号
US19290392235
申请日期
1929.09.12
申请人
QUERNA JOHN O
发明人
QUERNA JOHN O.
分类号
A61H1/00
主分类号
A61H1/00
代理机构
代理人
主权项
地址
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