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发明名称
Inter-locking wall construction
摘要
申请公布号
US2766488(A)
申请公布日期
1956.10.16
申请号
US19520288838
申请日期
1952.05.20
申请人
JOSEPH H. BLUECHEL
发明人
DANIELSON GUSTAV J.
分类号
E04B1/61
主分类号
E04B1/61
代理机构
代理人
主权项
地址
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