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发明名称
Chimney flue housing
摘要
申请公布号
US2821900(A)
申请公布日期
1958.02.04
申请号
US19540427901
申请日期
1954.05.06
申请人
THEODORE PRIMICH
发明人
PRIMICH THEODORE
分类号
E04D13/147;E04F17/02
主分类号
E04D13/147
代理机构
代理人
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地址
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