发明名称 Door hardware protection device
摘要 A device for protecting door hardware which projects from a planar surface of a door from damage by a cart being moved past the door. The device is a heavy steel bar, rectangular in cross section, which is bent in a U-shape having two legs and a central planar height portion. The bend on each end between the height and the leg has two complementary acute angles to form a 90 DEG bend.
申请公布号 US5934023(A) 申请公布日期 1999.08.10
申请号 US19970956366 申请日期 1997.10.23
申请人 ROCKWOOD MANUFACTURING COMPANY 发明人 GURZENDA, WILLIAM;THOMAS, BOYD
分类号 E04F19/02;E05B1/00;(IPC1-7):E05B1/00 主分类号 E04F19/02
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