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经营范围
发明名称
Foot-supporting means
摘要
申请公布号
US2586057(A)
申请公布日期
1952.02.19
申请号
US19470765981
申请日期
1947.08.04
申请人
CASAR KNELLWOLF HANS
发明人
KNELLWOLF HANS CASAR
分类号
A43B7/14
主分类号
A43B7/14
代理机构
代理人
主权项
地址
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