发明名称 Sandless drywall knife
摘要 A tool for spreading plaster comprises a knife blade with an edge configured as a concavity. In one embodiment, the concavity has a radius of curvature of approximately one-sixteenth of an inch and tapers to respective flat surfaces on each end of the blade. The blade is disposed on a handle for easy manipulation. The blade and handle may be fabricated from metal or plastic material and may be of one-piece design.
申请公布号 US2002002754(A1) 申请公布日期 2002.01.10
申请号 US20010850903 申请日期 2001.05.09
申请人 WENDEL MICHAEL C. 发明人 WENDEL MICHAEL C.
分类号 E04F21/02;(IPC1-7):B05C17/10 主分类号 E04F21/02
代理机构 代理人
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