发明名称 DRILL BIT
摘要 The design is the visual features of a drill bit shown in the drawings, whether those features are features of shape, pattern, configuration or ornament or are a combination of any of these features, with non-design portions of the article shown with stippled lines. In the drawings:Figure 1 is a perspective view of a drill bit embodying the design;Figure 2 is a top plan view of the drill bit of Figure 1;Figure 3 is a front elevational view of the drill bit of Figure 1, the rear elevational view, right side elevational view and left side elevational view being identical thereto; andFigure 4 is a bottom plan view of the drill bit of Figure 1.Drawings showing the design are included.
申请公布号 CA136438(S) 申请公布日期 2011.02.16
申请号 CA20100136438F 申请日期 2010.07.22
申请人 LONGYEAR TM, INC. 发明人
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代理机构 代理人
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