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发明名称
Window operating system
摘要
申请公布号
US2528145(A)
申请公布日期
1950.10.31
申请号
US19450583147
申请日期
1945.03.16
申请人
TRICO PRODUCTS CORPORATION
发明人
HORTON ERWIN C.
分类号
E05F15/08
主分类号
E05F15/08
代理机构
代理人
主权项
地址
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