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发明名称
Window structure or assembly
摘要
申请公布号
US2837781(A)
申请公布日期
1958.06.10
申请号
US19560559840
申请日期
1956.01.18
申请人
GRAND RAPIDS HARDWARE COMPANY
发明人
TEGGELAAR CLAUDE J.
分类号
E06B3/50
主分类号
E06B3/50
代理机构
代理人
主权项
地址
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