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经营范围
发明名称
Upholstery springs
摘要
申请公布号
US2055754(A)
申请公布日期
1936.09.29
申请号
US19350012408
申请日期
1935.03.22
申请人
JACOB SCHWARTZMAN
发明人
SCHWARTZMAN JACOB
分类号
A47C23/32
主分类号
A47C23/32
代理机构
代理人
主权项
地址
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