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经营范围
发明名称
Rotatable server
摘要
申请公布号
US2198091(A)
申请公布日期
1940.04.23
申请号
US19380216053
申请日期
1938.06.27
申请人
DELLA RODOLFA JOHN
发明人
RODOLFA JOHN DELLA
分类号
A47G23/08
主分类号
A47G23/08
代理机构
代理人
主权项
地址
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