发明名称 Flat protective grid for keeping leaves out of rain gutter for roof is fastened by screws engaging lugs on inner side of wall of gutter
摘要 <p>The grid has an aperture which may be closed after the grid has been fitted to the gutter. A screw (4) engages a first lug (3) adjacent to a second lug (5) on the inner side of the rim of the gutter to hold a frame member (1). There are further screws (7) and lugs (6) on the frame member, together with a rubber lip (9) engaging the grid.</p>
申请公布号 DE20216664(U1) 申请公布日期 2003.01.09
申请号 DE2002216664U 申请日期 2002.10.29
申请人 STEFFAN, ALEXANDER 发明人
分类号 E04D13/076;(IPC1-7):E04D13/076 主分类号 E04D13/076
代理机构 代理人
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