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发明名称
Gutter miter
摘要
申请公布号
US1986383(A)
申请公布日期
1935.01.01
申请号
US19310573388
申请日期
1931.11.06
申请人
BERGER BROS. COMPANY
发明人
USINGER HENRY E.
分类号
E04D13/04;E04D13/064
主分类号
E04D13/04
代理机构
代理人
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地址
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