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经营范围
发明名称
Control mechanism for artificial legs
摘要
申请公布号
US2672618(A)
申请公布日期
1954.03.23
申请号
US19470786851
申请日期
1947.11.19
申请人
GEORGE HAAG EMIL
发明人
HAAG EMIL GEORGE
分类号
A61F2/60;A61F2/68;A61F2/74
主分类号
A61F2/60
代理机构
代理人
主权项
地址
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