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经营范围
发明名称
Folding chair
摘要
申请公布号
US1807506(A)
申请公布日期
1931.05.26
申请号
US19290406046
申请日期
1929.11.09
申请人
BUFFINGTON CALVIN A
发明人
BUFFINGTON CALVIN A.
分类号
A47C4/14
主分类号
A47C4/14
代理机构
代理人
主权项
地址
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