发明名称 Easy clean eave trough
摘要 A means for cleaning gutters about the eaves of a house including support means which, when rotated, invert the gutter so that any leaves or other debris will be dumped out, and including remotely operated means to cause dumping of the gutter by rotation of the support means.
申请公布号 US4117635(A) 申请公布日期 1978.10.03
申请号 US19770765289 申请日期 1977.02.03
申请人 NELSON, VERNON L. 发明人 NELSON, VERNON L.
分类号 E04D13/064;E04D13/076;E04D13/08;(IPC1-7):E04D13/06 主分类号 E04D13/064
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