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发明名称
Buckle
摘要
申请公布号
US1820969(A)
申请公布日期
1931.09.01
申请号
US19290355205
申请日期
1929.04.15
申请人
FRIEDHEIM LEON J
发明人
FRIEDHEIM LEON J.
分类号
A44B11/06
主分类号
A44B11/06
代理机构
代理人
主权项
地址
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