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发明名称
Forms for pouring walls
摘要
申请公布号
US2719347(A)
申请公布日期
1955.10.04
申请号
US19520325185
申请日期
1952.12.10
申请人
LEONARD BREKKE;WALLACE BREKKE
发明人
BREKKE BENJAMIN S.
分类号
E04G11/18
主分类号
E04G11/18
代理机构
代理人
主权项
地址
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