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发明名称
Folio lyre
摘要
申请公布号
US2234086(A)
申请公布日期
1941.03.04
申请号
US19390279348
申请日期
1939.06.15
申请人
WALTER ROSEBRAUGH
发明人
ROSEBRAUGH WALTER
分类号
A47B23/00
主分类号
A47B23/00
代理机构
代理人
主权项
地址
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