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发明名称
Footwear with heel-follower
摘要
申请公布号
US3142910(A)
申请公布日期
1964.08.04
申请号
US19590853957
申请日期
1959.11.18
申请人
BETH LEVINE
发明人
LEVINE BETH
分类号
A43B21/32
主分类号
A43B21/32
代理机构
代理人
主权项
地址
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