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发明名称
Roofing
摘要
申请公布号
US1768134(A)
申请公布日期
1930.06.24
申请号
US19280250404
申请日期
1928.01.30
申请人
THE LEHON COMPANY
发明人
MOONE ALBERT E. F.
分类号
E04D1/34
主分类号
E04D1/34
代理机构
代理人
主权项
地址
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