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发明名称
Window lock and method for making the same
摘要
申请公布号
US1994428(A)
申请公布日期
1935.03.12
申请号
US19310556364
申请日期
1931.08.11
申请人
FRANCIS KEIL & SON, INC.
发明人
KEIL HENRY F.
分类号
E05F11/00
主分类号
E05F11/00
代理机构
代理人
主权项
地址
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