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发明名称
Building tile
摘要
申请公布号
US1962906(A)
申请公布日期
1934.06.12
申请号
US19300502923
申请日期
1930.12.17
申请人
MUELLER AUGUST J
发明人
MUELLER AUGUST J.
分类号
E04H12/28
主分类号
E04H12/28
代理机构
代理人
主权项
地址
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