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发明名称
Improved walking aid
摘要
申请公布号
GB978587(A)
申请公布日期
1964.12.23
申请号
GB19620037204
申请日期
1962.10.01
申请人
JOHN SPURGEON CLARKE;JOSIAH JAMES SMITH
发明人
分类号
A61H3/04
主分类号
A61H3/04
代理机构
代理人
主权项
地址
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