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发明名称
自动换气免除胶质鞋或靴内湿气之中底
摘要
申请公布号
TW000171
申请公布日期
1954.03.31
申请号
TW000456
申请日期
1954.01.16
申请人
范振国
发明人
范振国
分类号
07
主分类号
07
代理机构
代理人
主权项
地址
台北泉州街20巷19号
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