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发明名称
Detachable heel protector for shoes
摘要
申请公布号
US2076978(A)
申请公布日期
1937.04.13
申请号
US19360089430
申请日期
1936.07.07
申请人
BUTLER WILLIAM H;COOPER DAVID S
发明人
BUTLER WILLIAM H.;COOPER DAVID S.
分类号
A43B21/37;A43B21/47
主分类号
A43B21/37
代理机构
代理人
主权项
地址
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