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发明名称
Partition tile construction
摘要
申请公布号
US1930951(A)
申请公布日期
1933.10.17
申请号
US19300464911
申请日期
1930.06.30
申请人
DOTSON PETER K
发明人
DOTSON PETER K.
分类号
E04B2/02;E04B2/28
主分类号
E04B2/02
代理机构
代理人
主权项
地址
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