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发明名称
Drain shield for gutters
摘要
申请公布号
US3053393(A)
申请公布日期
1962.09.11
申请号
US19580772350
申请日期
1958.11.06
申请人
MCLEAN LOUIS A
发明人
MCLEAN LOUIS A.
分类号
E04D13/076
主分类号
E04D13/076
代理机构
代理人
主权项
地址
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