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发明名称
Improved knee joint for artificial legs
摘要
申请公布号
GB496179(A)
申请公布日期
1938.11.25
申请号
GB19380011106
申请日期
1938.04.11
申请人
LUDVIG HJALMAR SIMONSSON
发明人
分类号
A61F2/64
主分类号
A61F2/64
代理机构
代理人
主权项
地址
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